Collection Ekaterina Nikolaevna Roshchina-Insarova Papers, 1907-1950 Repository Columbia University: Rare Book & Manuscript Library
Collection Georgii D. Grebenshchikov Papers, 1920-1960 Repository Columbia University: Rare Book & Manuscript Library
Collection Konstantin Arkad'evicc Tomilin Papers, 1880-1959 Repository Columbia University: Rare Book & Manuscript Library