Library Hours & Location The Nahman-Watson library is located on the third floor of the Core. For directions to GCC, maps of the campus, and parking information, visit gcc.mass.edu/maps. Summer Hours May 19 through August 29 In-person, virtual, and curbside services available Monday–Friday, 8 a.m.-4 p.m. Or by appointment Closed Saturday and Sunday Exceptions Thursday, June 19, Juneteenth: CLOSED Friday, July 4, Independence Day: CLOSED Please note hours are subject to change. Any changes will be posted on the library website. Reduced summer hours will begin Monday, May 19.