All Carnegie Library of Pittsburgh locations will be closed on Wednesday, December 24, Thursday, December 25 and Thursday, January 1, 2015. In addition, the Library will close at 5 pm Wednesday, December 31, 2014.
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About Reference Services

The Library's Reference Services Department is your destination for historical and factual questions you need to have answered, as well as for assistance with all levels of research. Comprised of a team of dedicated and experienced librarians and the Ready Reference Unit, staff also maintain the library's collections of reference and circulating nonfiction materials covering art, biography, general business, economics, government and politics, history, literature and literary criticism, poetry, popular culture, the sciences, sociology and sports. The department's unique collections include U.S. Government Documents, Patents, ANSI & British Standards, the National Electrical and Fire Codes and the complete ASTM. Located on the second floor.