Collection Dmitrii Nikolaevich Liubimov Papers, 1918-1954 Repository Columbia University: Rare Book & Manuscript Library
Collection Illarion Sergeevich Vasil'chikov Papers, 1909-1969 Repository Columbia University: Rare Book & Manuscript Library
Collection Sergei Nikolaevich Prokopovich Papers, 1920-1958 Repository Columbia University: Rare Book & Manuscript Library