Pusey Library

Nathan Marsh Pusey Library
42°22′23″N 71°6′55″W / 42.37306°N 71.11528°W / 42.37306; -71.11528
LocationHarvard University, Cambridge, Massachusetts, United States
EstablishedFebruary 1976
ArchitectHugh Stubbins and Associates
Branch ofHarvard Library

Nathan Marsh Pusey Library is an underground library at Harvard University. Announced in June 1971, it is named for Nathan Pusey, president of Harvard from 1953 to 1971. It contains the Harvard University Archives, and is the first library built with a halon-gas fire-extinguishing system..