Library of the Health Sciences lists holiday hours The Library of the Health Sciences hours for Labor Day weekend follow: Friday, Aug. 29, regular hours 7:30 a.m. to 6 p.m.; Saturday, Aug. 30, 10 a.m. to 5 p.m.; Sunday, Aug. 31, 1 to 5 p.m.; Monday, Sept. 1, 1 p.m. to midnight. -- April Byars, Administrative Assistant, Library of the Health Sciences, abyars@medicine.nodak.edu, 777-3893