Collection Aleksandr Abramovich Poliakov Correspondence, 1931-1969 Repository Columbia University: Rare Book & Manuscript Library
Collection Aminad Petrovich Shpolianskii Papers, 1917-1957 Repository Columbia University: Rare Book & Manuscript Library
Collection Georgii D. Grebenshchikov Papers, 1920-1960 Repository Columbia University: Rare Book & Manuscript Library