Acquisitions. 1953-1954.
Catalog. Pre-Card Index. pre-1933.
Correspondence. 1922-1929.
Department Heads. Miscellaneous. 1927-1933.
Financial Statements. 1923-1929.
Library. Physics. ca. 1920-1929;1930-1932; 1935-1937; 1940; 1943; 1945-1946; 1956-1957.
Publisher's Announcements. 1931-1932; 1939-1940.
Unknown Material. 1922-1933.