UD Libraries - UD Libraries

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Weekly Hours
Monthly Hours

Display of Opening hours
	Aug 10 Sunday	Aug 11 Monday	Aug 12 Tuesday	Aug 13 Wednesday	Aug 14 Thursday	Aug 15 Friday	Aug 16 Saturday
Roesch Library (Building)	Closed	7:45am – 5pm	7:45am – 5pm	7:45am – 5pm	7:45am – 5pm	Closed Feast of the Assumption	Closed
Information Point	Closed	Closed	Closed	Closed	Closed	Closed	Closed
Hello Desk	Closed	8am – 5pm	8am – 5pm	8am – 5pm	8am – 5pm	Closed	Closed
Research Consultation	Closed	10am – 4pm	10am – 4pm	10am – 4pm	10am – 4pm	Closed Feast of the Assumption	Closed
Marian Library	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	Closed	Closed
US Catholic	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	Closed	Closed
University Archives	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	Closed	Closed

Display of Opening hours
	Aug 17 Sunday	Aug 18 Monday	Aug 19 Tuesday	Aug 20 Wednesday	Aug 21 Thursday	Aug 22 Friday	Aug 23 Saturday
Roesch Library (Building)	Closed	7:45am – 5pm	7:45am – 5pm	7:45am – 5pm	7:45am – 5pm	7:45am – 5pm	Closed
Information Point	Closed	Closed	Closed	Closed	Closed	Closed	Closed
Hello Desk	Closed	8am – 5pm	8am – 5pm	8am – 5pm	8am – 5pm	8am – 5pm	Closed
Research Consultation	Closed	10am – 4pm	10am – 4pm	10am – 4pm	10am – 4pm	10am – 2pm	Closed
Marian Library	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
US Catholic	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
University Archives	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed

Display of Opening hours
	Aug 24 Sunday	Aug 25 Monday	Aug 26 Tuesday	Aug 27 Wednesday	Aug 28 Thursday	Aug 29 Friday	Aug 30 Saturday
Roesch Library (Building)	Closed	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 8pm	Closed
Information Point	Closed	8am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	Closed
Hello Desk	Closed	8am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	Closed
Research Consultation	Closed	10am – 6pm	10am – 6pm	10am – 6pm	10am – 4pm	10am – 2pm	Closed
Marian Library	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
US Catholic	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
University Archives	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed

Display of Opening hours
	Aug 31 Sunday	Sep 01 Monday	Sep 02 Tuesday	Sep 03 Wednesday	Sep 04 Thursday	Sep 05 Friday	Sep 06 Saturday
Roesch Library (Building)	Closed	Closed Labor Day	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 8pm	10am – 8pm
Information Point	Closed	Closed	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	10am – 8pm
Hello Desk	Closed	Closed	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	10am – 8pm
Research Consultation	Closed	Closed Labor Day	10am – 6pm	10am – 6pm	10am – 4pm	10am – 2pm	Closed
Marian Library	Closed	Closed	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
US Catholic	Closed	Closed	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
University Archives	Closed	Closed	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed

Display of Opening hours
	Sep 07 Sunday	Sep 08 Monday	Sep 09 Tuesday	Sep 10 Wednesday	Sep 11 Thursday	Sep 12 Friday	Sep 13 Saturday
Roesch Library (Building)	10am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 8pm	10am – 8pm
Information Point	10am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	10am – 8pm
Hello Desk	10am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	10am – 8pm
Research Consultation	Closed	10am – 6pm	10am – 6pm	10am – 6pm	10am – 4pm	10am – 2pm	Closed
Marian Library	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
US Catholic	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
University Archives	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed

Display of Opening hours
	Sep 14 Sunday	Sep 15 Monday	Sep 16 Tuesday	Sep 17 Wednesday	Sep 18 Thursday	Sep 19 Friday	Sep 20 Saturday
Roesch Library (Building)	10am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 8pm	10am – 8pm
Information Point	10am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	10am – 8pm
Hello Desk	10am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	10am – 8pm
Research Consultation	Closed	10am – 6pm	10am – 6pm	10am – 6pm	10am – 4pm	10am – 2pm	Closed
Marian Library	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
US Catholic	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
University Archives	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	By Appointment	Closed

Display of Opening hours
	Sep 21 Sunday	Sep 22 Monday	Sep 23 Tuesday	Sep 24 Wednesday	Sep 25 Thursday	Sep 26 Friday	Sep 27 Saturday
Roesch Library (Building)	10am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 8pm	10am – 8pm
Information Point	10am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	10am – 8pm
Hello Desk	10am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	10am – 8pm
Research Consultation	Closed	10am – 6pm	10am – 6pm	10am – 6pm	10am – 4pm	10am – 2pm	Closed
Marian Library	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	1pm – 4pm
US Catholic	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
University Archives	Closed	By Appointment	By Appointment	By Appointment	By Appointment	By Appointment	Closed

Display of Opening hours
	Sep 28 Sunday	Sep 29 Monday	Sep 30 Tuesday	Oct 01 Wednesday	Oct 02 Thursday	Oct 03 Friday	Oct 04 Saturday
Roesch Library (Building)	10am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 8pm	10am – 8pm
Information Point	10am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	10am – 8pm
Hello Desk	10am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	10am – 8pm
Research Consultation	Closed	10am – 6pm	10am – 6pm	10am – 6pm	10am – 4pm	10am – 2pm	Closed
Marian Library	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
US Catholic	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
University Archives	Closed	By Appointment	By Appointment	By Appointment	By Appointment	9am – 4pm	Closed

Display of Opening hours
	Oct 05 Sunday	Oct 06 Monday	Oct 07 Tuesday	Oct 08 Wednesday	Oct 09 Thursday	Oct 10 Friday	Oct 11 Saturday
Roesch Library (Building)	10am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 8pm	10am – 8pm
Information Point	10am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	10am – 8pm
Hello Desk	10am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	10am – 8pm
Research Consultation	Closed	10am – 6pm	10am – 6pm	10am – 6pm	10am – 4pm	10am – 2pm	Closed
Marian Library	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
US Catholic	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
University Archives	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed

Display of Opening hours
	Oct 12 Sunday	Oct 13 Monday	Oct 14 Tuesday	Oct 15 Wednesday	Oct 16 Thursday	Oct 17 Friday	Oct 18 Saturday
Roesch Library (Building)	10am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 8pm	10am – 8pm
Information Point	10am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	10am – 8pm
Hello Desk	10am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	10am – 8pm
Research Consultation	Closed	10am – 6pm	10am – 6pm	10am – 6pm	10am – 4pm	10am – 2pm	Closed
Marian Library	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
US Catholic	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
University Archives	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed

Display of Opening hours
	Oct 19 Sunday	Oct 20 Monday	Oct 21 Tuesday	Oct 22 Wednesday	Oct 23 Thursday	Oct 24 Friday	Oct 25 Saturday
Roesch Library (Building)	10am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 8pm	10am – 8pm
Information Point	10am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	10am – 8pm
Hello Desk	10am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	10am – 8pm
Research Consultation	Closed	10am – 6pm	10am – 6pm	10am – 6pm	10am – 4pm	10am – 2pm	Closed
Marian Library	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
US Catholic	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
University Archives	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed

Display of Opening hours
	Oct 26 Sunday	Oct 27 Monday	Oct 28 Tuesday	Oct 29 Wednesday	Oct 30 Thursday	Oct 31 Friday	Nov 01 Saturday
Roesch Library (Building)	10am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 8pm	10am – 8pm
Information Point	10am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	10am – 8pm
Hello Desk	10am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	10am – 8pm
Research Consultation	Closed	10am – 6pm	10am – 6pm	10am – 6pm	10am – 4pm	10am – 2pm	Closed
Marian Library	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
US Catholic	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
University Archives	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed

Display of Opening hours
	Nov 02 Sunday	Nov 03 Monday	Nov 04 Tuesday	Nov 05 Wednesday	Nov 06 Thursday	Nov 07 Friday	Nov 08 Saturday
Roesch Library (Building)	10am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 8pm	10am – 8pm
Information Point	10am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	10am – 8pm
Hello Desk	10am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	10am – 8pm
Research Consultation	Closed	10am – 6pm	10am – 6pm	10am – 6pm	10am – 4pm	10am – 2pm	Closed
Marian Library	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
US Catholic	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
University Archives	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed

Display of Opening hours
	Nov 09 Sunday	Nov 10 Monday	Nov 11 Tuesday	Nov 12 Wednesday	Nov 13 Thursday	Nov 14 Friday	Nov 15 Saturday
Roesch Library (Building)	10am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 8pm	10am – 8pm
Information Point	10am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	10am – 8pm
Hello Desk	10am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	10am – 8pm
Research Consultation	Closed	10am – 6pm	10am – 6pm	10am – 6pm	10am – 4pm	10am – 2pm	Closed
Marian Library	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
US Catholic	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
University Archives	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed

Display of Opening hours
	Nov 16 Sunday	Nov 17 Monday	Nov 18 Tuesday	Nov 19 Wednesday	Nov 20 Thursday	Nov 21 Friday	Nov 22 Saturday
Roesch Library (Building)	10am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 12am	7:45am – 8pm	10am – 8pm
Information Point	10am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	10am – 8pm
Hello Desk	10am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 12am	8am – 8pm	10am – 8pm
Research Consultation	Closed	10am – 6pm	10am – 6pm	10am – 6pm	10am – 4pm	10am – 2pm	Closed
Marian Library	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
US Catholic	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
University Archives	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed

Display of Opening hours
	Nov 23 Sunday	Nov 24 Monday	Nov 25 Tuesday	Nov 26 Wednesday	Nov 27 Thursday	Nov 28 Friday	Nov 29 Saturday
Roesch Library (Building)	10am – 12am	7:45am – 12am	7:45am – 8pm	7:45am – 5pm	Closed	Closed	Closed
Information Point	10am – 12am	8am – 12am	8am – 8pm	8am – 5pm	Closed	Closed	Closed
Hello Desk	10am – 12am	8am – 12am	8am – 8pm	8am – 5pm	Closed	Closed	Closed
Research Consultation	Closed	10am – 6pm	10am – 6pm	10am – 6pm	Closed Thanksgiving Recess	Closed Thanksgiving Recess	Closed
Marian Library	Closed	By appointment	9am – 4pm	9am – 4pm	Closed	Closed	Closed
US Catholic	Closed	By appointment	9am – 4pm	9am – 4pm	Closed	Closed	Closed
University Archives	Closed	By appointment	9am – 4pm	9am – 4pm	Closed	Closed	Closed

Display of Opening hours
	Nov 30 Sunday	Dec 01 Monday	Dec 02 Tuesday	Dec 03 Wednesday	Dec 04 Thursday	Dec 05 Friday	Dec 06 Saturday
Roesch Library (Building)	Closed	7:45am – 12am	24 Hours	24 Hours	24 Hours	24 Hours	24 Hours
Information Point	Closed	8am – 11pm	8am – 11pm	8am – 11pm	8am – 11pm	8am – 11pm	8am – 11pm
Hello Desk	Closed	8am – 11pm	8am – 11pm	8am – 11pm	8am – 11pm	8am – 11pm	8am – 11pm
Research Consultation	Closed	10am – 6pm	10am – 6pm	10am – 6pm	10am – 4pm	Closed Feast of the Immaculate Conception	Closed
Marian Library	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	Closed	12pm – 3pm
US Catholic	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	Closed	Closed
University Archives	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	Closed	Closed

Display of Opening hours
	Dec 07 Sunday	Dec 08 Monday	Dec 09 Tuesday	Dec 10 Wednesday	Dec 11 Thursday	Dec 12 Friday	Dec 13 Saturday
Roesch Library (Building)	24 Hours	24 Hours	24 Hours	24 Hours	24 Hours	12am – 5pm	12pm – 3pm
Information Point	8am – 11pm	8am – 11pm	8am – 11pm	8am – 11pm	8am – 11pm	8am – 5pm	Closed
Hello Desk	8am – 11pm	8am – 11pm	8am – 11pm	8am – 11pm	8am – 11pm	8am – 5pm	12pm – 3pm
Research Consultation	Closed	10am – 4pm	10am – 4pm	10am – 4pm	10am – 4pm	10am – 2pm	Closed
Marian Library	12pm – 3pm	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	12pm – 3pm
US Catholic	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
University Archives	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed

Display of Opening hours
	Dec 14 Sunday	Dec 15 Monday	Dec 16 Tuesday	Dec 17 Wednesday	Dec 18 Thursday	Dec 19 Friday	Dec 20 Saturday
Roesch Library (Building)	12pm – 3pm	7:45am – 5pm	7:45am – 5pm	7:45am – 5pm	7:45am – 5pm	7:45am – 5pm	12pm – 3pm
Information Point	Closed	Closed	Closed	Closed	Closed	Closed	Closed
Hello Desk	12pm – 3pm	8am – 5pm	8am – 5pm	8am – 5pm	8am – 5pm	8am – 5pm	12pm – 3pm
Research Consultation	Closed	10am – 4pm	10am – 4pm	10am – 4pm	10am – 4pm	10am – 2pm	Closed
Marian Library	12pm – 3pm	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	12pm – 3pm
US Catholic	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed
University Archives	Closed	By appointment	9am – 4pm	9am – 4pm	9am – 4pm	9am – 4pm	Closed

Display of Opening hours
	Dec 21 Sunday	Dec 22 Monday	Dec 23 Tuesday	Dec 24 Wednesday	Dec 25 Thursday	Dec 26 Friday	Dec 27 Saturday
Roesch Library (Building)	12pm – 3pm	7:45am – 5pm	7:45am – 5pm	Closed	Closed	Closed	Closed
Information Point	Closed	Closed	Closed	Closed	Closed	Closed	Closed
Hello Desk	12pm – 3pm	8am – 5pm	8am – 5pm	Closed	Closed	Closed	Closed
Research Consultation	Closed	10am – 4pm	10am – 4pm	Closed	Closed	Closed	Closed
Marian Library	12pm – 3pm	By appointment	9am – 4pm	Closed	Closed	Closed	Closed
US Catholic	Closed	By appointment	9am – 4pm	Closed	Closed	Closed	Closed
University Archives	Closed	By appointment	9am – 4pm	Closed	Closed	Closed	Closed

Use your UD ID to enter the building after 8 p.m. Sunday through Thursday and after 6 p.m. Friday and Saturday.

Display of Opening hours
August 2025
Sunday	Monday	Tuesday	Wednesday	Thursday	Friday	Saturday
					1	2
3	4	5	6	7	8	9
10	11	12 Roesch Library (Building) 7:45am – 5pm Information Point Closed Hello Desk 8am – 5pm Research Consultation 10am – 4pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	13 Roesch Library (Building) 7:45am – 5pm Information Point Closed Hello Desk 8am – 5pm Research Consultation 10am – 4pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	14 Roesch Library (Building) 7:45am – 5pm Information Point Closed Hello Desk 8am – 5pm Research Consultation 10am – 4pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	15 Roesch Library (Building) Closed Feast of the Assumption Information Point Closed Hello Desk Closed Research Consultation Closed Feast of the Assumption Marian Library Closed US Catholic Closed University Archives Closed	16 Roesch Library (Building) Closed Information Point Closed Hello Desk Closed Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed
17 Roesch Library (Building) Closed Information Point Closed Hello Desk Closed Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed	18 Roesch Library (Building) 7:45am – 5pm Information Point Closed Hello Desk 8am – 5pm Research Consultation 10am – 4pm Marian Library By appointment US Catholic By appointment University Archives By appointment	19 Roesch Library (Building) 7:45am – 5pm Information Point Closed Hello Desk 8am – 5pm Research Consultation 10am – 4pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	20 Roesch Library (Building) 7:45am – 5pm Information Point Closed Hello Desk 8am – 5pm Research Consultation 10am – 4pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	21 Roesch Library (Building) 7:45am – 5pm Information Point Closed Hello Desk 8am – 5pm Research Consultation 10am – 4pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	22 Roesch Library (Building) 7:45am – 5pm Information Point Closed Hello Desk 8am – 5pm Research Consultation 10am – 2pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	23 Roesch Library (Building) Closed Information Point Closed Hello Desk Closed Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed
24 Roesch Library (Building) Closed Information Point Closed Hello Desk Closed Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed	25 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library By appointment US Catholic By appointment University Archives By appointment	26 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	27 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	28 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 4pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	29 Roesch Library (Building) 7:45am – 8pm Information Point 8am – 8pm Hello Desk 8am – 8pm Research Consultation 10am – 2pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	30 Roesch Library (Building) Closed Information Point Closed Hello Desk Closed Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed
31 Roesch Library (Building) Closed Information Point Closed Hello Desk Closed Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed

Display of Opening hours
September 2025
Sunday	Monday	Tuesday	Wednesday	Thursday	Friday	Saturday
	1 Roesch Library (Building) Closed Labor Day Information Point Closed Hello Desk Closed Research Consultation Closed Labor Day Marian Library Closed US Catholic Closed University Archives Closed	2 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	3 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	4 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 4pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	5 Roesch Library (Building) 7:45am – 8pm Information Point 8am – 8pm Hello Desk 8am – 8pm Research Consultation 10am – 2pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	6 Roesch Library (Building) 10am – 8pm Information Point 10am – 8pm Hello Desk 10am – 8pm Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed
7 Roesch Library (Building) 10am – 12am Information Point 10am – 12am Hello Desk 10am – 12am Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed	8 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library By appointment US Catholic By appointment University Archives By appointment	9 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	10 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	11 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 4pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	12 Roesch Library (Building) 7:45am – 8pm Information Point 8am – 8pm Hello Desk 8am – 8pm Research Consultation 10am – 2pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	13 Roesch Library (Building) 10am – 8pm Information Point 10am – 8pm Hello Desk 10am – 8pm Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed
14 Roesch Library (Building) 10am – 12am Information Point 10am – 12am Hello Desk 10am – 12am Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed	15 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library By appointment US Catholic By appointment University Archives By appointment	16 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	17 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	18 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 4pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	19 Roesch Library (Building) 7:45am – 8pm Information Point 8am – 8pm Hello Desk 8am – 8pm Research Consultation 10am – 2pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives By Appointment	20 Roesch Library (Building) 10am – 8pm Information Point 10am – 8pm Hello Desk 10am – 8pm Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed
21 Roesch Library (Building) 10am – 12am Information Point 10am – 12am Hello Desk 10am – 12am Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed	22 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library By appointment US Catholic By appointment University Archives By Appointment	23 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives By Appointment	24 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives By Appointment	25 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 4pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives By Appointment	26 Roesch Library (Building) 7:45am – 8pm Information Point 8am – 8pm Hello Desk 8am – 8pm Research Consultation 10am – 2pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives By Appointment	27 Roesch Library (Building) 10am – 8pm Information Point 10am – 8pm Hello Desk 10am – 8pm Research Consultation Closed Marian Library 1pm – 4pm US Catholic Closed University Archives Closed
28 Roesch Library (Building) 10am – 12am Information Point 10am – 12am Hello Desk 10am – 12am Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed	29 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library By appointment US Catholic By appointment University Archives By Appointment	30 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives By Appointment

Display of Opening hours
October 2025
Sunday	Monday	Tuesday	Wednesday	Thursday	Friday	Saturday
			1 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives By Appointment	2 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 4pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives By Appointment	3 Roesch Library (Building) 7:45am – 8pm Information Point 8am – 8pm Hello Desk 8am – 8pm Research Consultation 10am – 2pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	4 Roesch Library (Building) 10am – 8pm Information Point 10am – 8pm Hello Desk 10am – 8pm Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed
5 Roesch Library (Building) 10am – 12am Information Point 10am – 12am Hello Desk 10am – 12am Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed	6 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library By appointment US Catholic By appointment University Archives By appointment	7 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	8 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	9 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 4pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	10 Roesch Library (Building) 7:45am – 8pm Information Point 8am – 8pm Hello Desk 8am – 8pm Research Consultation 10am – 2pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	11 Roesch Library (Building) 10am – 8pm Information Point 10am – 8pm Hello Desk 10am – 8pm Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed
12 Roesch Library (Building) 10am – 12am Information Point 10am – 12am Hello Desk 10am – 12am Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed	13 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library By appointment US Catholic By appointment University Archives By appointment	14 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	15 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	16 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 4pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	17 Roesch Library (Building) 7:45am – 8pm Information Point 8am – 8pm Hello Desk 8am – 8pm Research Consultation 10am – 2pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	18 Roesch Library (Building) 10am – 8pm Information Point 10am – 8pm Hello Desk 10am – 8pm Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed
19 Roesch Library (Building) 10am – 12am Information Point 10am – 12am Hello Desk 10am – 12am Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed	20 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library By appointment US Catholic By appointment University Archives By appointment	21 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	22 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	23 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 4pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	24 Roesch Library (Building) 7:45am – 8pm Information Point 8am – 8pm Hello Desk 8am – 8pm Research Consultation 10am – 2pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	25 Roesch Library (Building) 10am – 8pm Information Point 10am – 8pm Hello Desk 10am – 8pm Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed
26 Roesch Library (Building) 10am – 12am Information Point 10am – 12am Hello Desk 10am – 12am Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed	27 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library By appointment US Catholic By appointment University Archives By appointment	28 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	29 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	30 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 4pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	31 Roesch Library (Building) 7:45am – 8pm Information Point 8am – 8pm Hello Desk 8am – 8pm Research Consultation 10am – 2pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm

Display of Opening hours
November 2025
Sunday	Monday	Tuesday	Wednesday	Thursday	Friday	Saturday
						1 Roesch Library (Building) 10am – 8pm Information Point 10am – 8pm Hello Desk 10am – 8pm Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed
2 Roesch Library (Building) 10am – 12am Information Point 10am – 12am Hello Desk 10am – 12am Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed	3 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library By appointment US Catholic By appointment University Archives By appointment	4 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	5 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	6 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 4pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	7 Roesch Library (Building) 7:45am – 8pm Information Point 8am – 8pm Hello Desk 8am – 8pm Research Consultation 10am – 2pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	8 Roesch Library (Building) 10am – 8pm Information Point 10am – 8pm Hello Desk 10am – 8pm Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed
9 Roesch Library (Building) 10am – 12am Information Point 10am – 12am Hello Desk 10am – 12am Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed	10 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library By appointment US Catholic By appointment University Archives By appointment	11 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	12 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	13 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 4pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	14 Roesch Library (Building) 7:45am – 8pm Information Point 8am – 8pm Hello Desk 8am – 8pm Research Consultation 10am – 2pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	15 Roesch Library (Building) 10am – 8pm Information Point 10am – 8pm Hello Desk 10am – 8pm Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed
16 Roesch Library (Building) 10am – 12am Information Point 10am – 12am Hello Desk 10am – 12am Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed	17 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library By appointment US Catholic By appointment University Archives By appointment	18 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	19 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	20 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 4pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	21 Roesch Library (Building) 7:45am – 8pm Information Point 8am – 8pm Hello Desk 8am – 8pm Research Consultation 10am – 2pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	22 Roesch Library (Building) 10am – 8pm Information Point 10am – 8pm Hello Desk 10am – 8pm Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed
23 Roesch Library (Building) 10am – 12am Information Point 10am – 12am Hello Desk 10am – 12am Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed	24 Roesch Library (Building) 7:45am – 12am Information Point 8am – 12am Hello Desk 8am – 12am Research Consultation 10am – 6pm Marian Library By appointment US Catholic By appointment University Archives By appointment	25 Roesch Library (Building) 7:45am – 8pm Information Point 8am – 8pm Hello Desk 8am – 8pm Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	26 Roesch Library (Building) 7:45am – 5pm Information Point 8am – 5pm Hello Desk 8am – 5pm Research Consultation 10am – 6pm Marian Library 9am – 4pm US Catholic 9am – 4pm University Archives 9am – 4pm	27 Roesch Library (Building) Closed Information Point Closed Hello Desk Closed Research Consultation Closed Thanksgiving Recess Marian Library Closed US Catholic Closed University Archives Closed	28 Roesch Library (Building) Closed Information Point Closed Hello Desk Closed Research Consultation Closed Thanksgiving Recess Marian Library Closed US Catholic Closed University Archives Closed	29 Roesch Library (Building) Closed Information Point Closed Hello Desk Closed Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed
30 Roesch Library (Building) Closed Information Point Closed Hello Desk Closed Research Consultation Closed Marian Library Closed US Catholic Closed University Archives Closed

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Dayton, Ohio 45469
937-229-4221
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