The Eastman, E. mss., 1923-1958, consists primarily of the correspondene and writings of Eliena Vassilyenva Krylenko Eastman, 1895-1956, artist, and Max Eastman, 1883-1969, author.
The Eastman mss. III, ca. 1936, consist of a substantially complete annotated typescript and three partial earlier carbon drafts of Max Eastman's book The Enjoyment of Laughter.
The Eastman mss. IV, 1890-2009, consist of the photographs, correspondence, personal papers, writings, and artwork of Max Eastman, 1883-1969; Yvette Szekely Eastman, 1912-2014; and Eliena Krylenko Eastman, 1895-1956.
The Eastman mss. V, 1880-2009, consist of the photographs, correspondence, personal papers, writings, and legal documents of Max Eastman, 1883-1969; and Yvette Szekely Eastman, 1912-2014.
The Trotskii mss., 1900-1957, consist principally of the correspondence of Lev Trotskii, 1879-1940, Russian communist leader, and Max Eastman, 1883-1969, author, during the period when Eastman was preparing his book about Trotskii in 1922 and 1923 and later when he served unofficially as Trotskii's literary agent from 1929 to 1933.
