The Kilgour Collection of Russian Literature (Cambridge, Mass., 1959), used in writing this entry. Many of the materials cited in this book have been published, including in D. Cizevsky and M. Karpovich, eds., Russian Literary Archives (New York, 1956).
Additional Russian-related materials at the Houghton Library could probably be found in a number of papers and collections of American public figures, diplomats, and travellers.
a) Trotskii papers. 94 boxes. (bMS Russ 13):
Works (manuscripts, typed excerpts, occasional clippings of Trotskii's writings, and unpublished documents of a general nature).
Ephemera (printed, mimeographed, and typed miscellany, largely for Trotskii's exile period; periodicals, leaflets, clippings, etc.).
Soviet correspondence, 1917–29. Trotskii's exchanges with individuals, or on specific matters. Authors and recipients of letters include: Aleksandr Gavrilovich Shliapnikov (1884–1943), Georgii Vasil'evich Chicherin (1872–1936), Adolph Abramovich Ioffe (1883–1927), Iakov Mikhailovich Sverdlov (1885–1919), Efraim Markovich Sklianskii (1892–1925), Grigorii Zinoviev (1883–1936), Khristian Georgievich Rakovskii (1873–1941), Mikhail Vasilevich Frunze (1885–1925), Lev Borisovich Kamenev, Trotskii's son Lev Sedov, Ivan Denisovich Smilga (1892–1938?), Ivan Nikitich Smirnov (1881–1936), Grigorii Konstantinovich Ordzhonikidze (1886–1937), Karl Radek (1885–1939), I. V. Stalin, V. Molotov, and many others.
Papers of Trotskii's exile period. 45 boxes. Inventory.
b) Van Heijenoort Papers. 6 boxes. Van Heijenoort was Trotskii's last secretary, 1932–39. These papers were separated from the main body of Trotskii papers during World War II. They were recovered and added to the collection in 1958. They consist mainly of works of Trotskii's exile period. The boxes have been opened. (MS Russ 13.2)
c) Harper manuscripts. 5 boxes. Materials dealing mainly with Trotskii's Stalin and its translation by Charles Malamuth. Includes 1 box of correspondence with Harper & Brothers regarding this work. (MS Russ 13.3 and 13.8)
d) Dewey Commission Exhibits. 7 boxes. The unpublished exhibits of the Mexico, New York, and Paris hearings of the Commission of Inquiry into charges made against Leon Trotskii in the Moscow trials, with some related material from Trotskii's papers. (MS Russ 13.4)
e) Letters from Trotskii to Sara Weber. 1 vol. (Kilgour MS 48)
f) Concordance of Guides. 1 vol. (MS Russ 13.5)
g) Trotskii's diary, printer's copy. 1 box. (MS Russ 13.7)
h) Work-sheets by Trotskii. 16 vols. (MS Russ 13.6)