Collection Ariadna Vladimirovna Tyrkova-Williams Papers, 1897-1961 Repository Columbia University: Rare Book & Manuscript Library
Collection John N. Hazard papers, 1880-1973 Repository Columbia University: Rare Book & Manuscript Library
Collection Sergei Grigor'evich Svatikov Papers, 1860-1950 Repository Columbia University: Rare Book & Manuscript Library
Collection Vasilii Petrovich Nikitin Papers, 1859-1960 Repository Columbia University: Rare Book & Manuscript Library