Here is the complete list of hours:

Sir James Dunn Law Library

Good Friday, April 18: 9 a.m.–10:45 p.m.
Easter Saturday, April 19: 9 a.m.–6 p.m.
Easter Sunday, April 20: noon–10:45 p.m.
Easter Monday, April 21: 8 a.m.–10:45 p.m.

W. K. Kellogg Health Sciences Library

Good Friday, April 18: 9 a.m.–7 p.m.
Easter Saturday, April 19: 10 a.m.–11 p.m.
Easter Sunday, April 20: 11 a.m.–11 p.m.
Easter Monday, April 21: 7:30 a.m.–11 p.m.

Killam Memorial Library

Good Friday, April 18: 10 a.m.–6 p.m.
Easter Saturday, April 19: 8 a.m.–midnight
Easter Sunday, April 20: 8 a.m.–3 a.m.
Easter Monday, April 21: 8 a.m.–3 a.m.

Dalhousie Archives & Special Collections Reading Room (located in the Killam Library)

Good Friday, April 18: closed
Easter Saturday, April 19: closed
Easter Sunday, April 20: closed
Easter Monday, April 21: 9 a.m.–5 p.m.

GISciences Centre (located in the Killam Library)

Good Friday, April 18: closed
Easter Saturday, April 19: closed
Easter Sunday, April 20: closed
Easter Monday, April 21: 9 a.m.-12 p.m., 1-4 p.m.

MacRae Library

Good Friday, April 18: closed
Easter Saturday, April 19: closed
Easter Sunday, April 20: closed
Easter Monday, April 21: closed

Sexton Design & Technology Library

Good Friday, April 18: 8 a.m.–midnight
Easter Saturday, April 19: 9 a.m.–midnight
Easter Sunday, April 20: 10 a.m.–midnight
Easter Monday, April 21: 8 a.m.–midnight