Call Number: Houghton b MS Russ 13 (originals); Film Mas C 3995 (microfilm). Both originals and microfilm are held at Harvard Depository.
Finding Aid: There is an unpublished finding aid available at the Harvard Depository.
Contents: Collection includes correspondence with Lenin, 1917-1921, drafts and final texts of speeches and articles by Trotsky, and miscellaneous materials related to Trotsky's struggle with Stalin from 1923-1927. See Jan van Heijenoort, "The History of Trotsky's Papers," Harvard Library Bulletin, v. 28, pps. 291-298.
Size of Archive: 109 boxes.
Contact: Leslie A Morris, Curator of Manuscripts, Houghton Library, telephone: 617.495.2449, email: Houghton_Manuscripts@harvard.edu.