Collection Adam P. and Feofaniia V. Benningsen Papers, 1919-1957 Repository Columbia University: Rare Book & Manuscript Library
Collection Fedor Konstantinovich Iur'ev Papers, 1880-1967 Repository Columbia University: Rare Book & Manuscript Library
Collection Vera Melet'evna Romanovich Manuscripts, 1965-1969 Repository Columbia University: Rare Book & Manuscript Library