The collection contains 290 drawings by American architect William Gehron for projects in the New York area. Projects represented are: Queens Borough Hall, 1939-40 (74 drawings); P.S. 191, 1952 (25 drawings); Convalescent Day Camp, Welfare Island, 1937 (15 drawings); Micellaneous Housing Projects, 1935 (25 drawings); Proposed Plaza for Broadway and 122nd Street, 1936 (1 drawing); World War II Memorial in Watermill, Long Island, NY, 1950 (6 drawings); Harlem Hospital OPD, 1939 (77 drawings); Studies for MacDonald Observatory, 1931 (28 drawings); and Utica State Hospital, 1949 (41 drawings). An rendering by Hugh Ferriss of the State Educational Building and Memorial Pylons in Harrisburg, PA was donated in 2004 (acq. 2004.005).