Size: 1,950 items (on 5 microfilm reels).
Summary: Correspondence, photographs, exhibition catalogs, scrapbooks and miscellaneous printed material.
Reel D387: Correspondence, 1943-1969, clippings, catalogs, photographs, scrapbooks and miscellany.
Reels N70-11 and reel N70-12: Photographs of Hirsch's works, 1932-1970, including his war and naval pictures of the early 1940's.
Reels N69-78 and N69-92: Correspondence, 1939-1969, with art associations, artists, collectors, museums and galleries. Included among the correspondents are William Benton, Isabel Bishop, Peter Blume, Aaron Bohrod, Philip Evergood, Ernest Fiene, Karl Fortess, Edward Hopper, Rockwell Kent, John Koch, Leon Kroll, Oliver Larkin, Julian Levi, Elliot Offner, Samuel Salko, Douglas Snow, Moses Soyer, Raphael Soyer, Nicholas Sperakis, George Tooker, Hudson D. Walker, and others