Writings and documents: Rare Book & Manuscript Library Leopold Haimson Papers, 1890s-1999Series III: Menshevik Project (Inter-University Project on the History of Menshevik Movement), 1890s-1977Subseries III.3: Archive on the History of Menshevism, 1898-1972Sub-subseries III.3.7: Georgian Collection, 1894-1965
W.W. Norton & Company Inc., 1977-1986 Box 11, Folder 22 Rare Book & Manuscript Library Leopold Haimson Papers, 1890s-1999Series I: Correspondence, 1950s-1990sSubseries I.4: Subject Correspondence, 1959-1999Sub-subseries I.4.3: Correspondence with Publishers, 1959-1991
Yale University Library, 1962 Box 15, Folder 13 Rare Book & Manuscript Library Leopold Haimson Papers, 1890s-1999Series III: Menshevik Project (Inter-University Project on the History of Menshevik Movement), 1890s-1977Subseries III.1: Project Records, 1957-1977Subsubseries III.1.1: Correspondence, 1959-1977General correspondenceLibrary:
Yale University Press, 1964-1969 Box 11, Folder 23 Rare Book & Manuscript Library Leopold Haimson Papers, 1890s-1999Series I: Correspondence, 1950s-1990sSubseries I.4: Subject Correspondence, 1959-1999Sub-subseries I.4.3: Correspondence with Publishers, 1959-1991
Yaney, George. "War and the evolution of the Russian state,", 1967 Box 158, Folder 12 Rare Book & Manuscript Library Leopold Haimson Papers, 1890s-1999Series XI: Writings by Others, 1934-1990sSubseries XI.2: Academic and Professional Works, 1934-1990s
Yanovskii Box 121, Folder 9 Rare Book & Manuscript Library Leopold Haimson Papers, 1890s-1999Series X: Research and Reference Materials, 1900s-1994Subseries X.2: Drafts and Research Notes, 1950-1994RSDRP and Mensheviks:
"Zagadki s'ezda kompartii" Box 64, Folder 16 Rare Book & Manuscript Library Leopold Haimson Papers, 1890s-1999Series III: Menshevik Project (Inter-University Project on the History of Menshevik Movement), 1890s-1977Subseries III.3: Archive on the History of Menshevism, 1898-1972Sub-subseries III.3.8: Sotsialisticheskii vestnik Records, 1941-1964Editorial materials:1959#2-3:Typescripts for typesetting
Zagoria, Donald. "Ecology of peasant communism in India,", 1971 Box 158, Folder 12 Rare Book & Manuscript Library Leopold Haimson Papers, 1890s-1999Series XI: Writings by Others, 1934-1990sSubseries XI.2: Academic and Professional Works, 1934-1990s
"Zagranichnaia Delegatsiia RSDRP" Box 60, Folder 8 Rare Book & Manuscript Library Leopold Haimson Papers, 1890s-1999Series III: Menshevik Project (Inter-University Project on the History of Menshevik Movement), 1890s-1977Subseries III.3: Archive on the History of Menshevism, 1898-1972Sub-subseries III.3.8: Sotsialisticheskii vestnik Records, 1941-1964Editorial materials:1943 Articles, 1943Various authors:
Zaionchkovskii, Petr, 1962, 1964, 1962, 1964 Box 100, Folder 22 Rare Book & Manuscript Library Leopold Haimson Papers, 1890s-1999Series IX: Russian Files, 1957-1998Subseries IX.1: Correspondence with Individuals, 1957-1998