The collection includes correspondence from Konstantin Balḿont, Nikolaĭ Evreĭnov, Zinaida Gippius, Georgiĭ Grebenshchikov, Vasiliĭ Maklakov, Sergeĭ Potresov and Nadezhda Teffi. There is one letter each from Boris Bakhmeteff, Vera Bunina, Aleksandr Grechaninov, Aleksandr Kuprin and Alekseĭ Tolstoĭ. The manuscripts include poems and a play scenario by Nadezhda Teffi as well as Roshchina-Insarova's autobiographical essays and article about Sergeĭ Lifar.́ In addition, there are three scrapbooks containing clippings and programs of Roshchina-Insarova's performances, and approximately 40 photographs of her.

Correspondence, manuscripts, documents and printed materials of Tomilin. There are several letters from Georgiĭ D. Grebenshchikov. The manuscripts--all of which are by Tomilin--include essays, stories and autobiographical writings chiefly devoted to his career as a teacher in Russian and Soviet institutions as well as in DP camps following his emigration to Germany in 1945. The collection also includes his birth certificate and such printed materials as poems by Tomilin, an essay by his wife and a copy of "Luch" (Salzburg, 1954).

Collection includes correspondence, manuscripts, documents, photographs, and printed materials. There are letters from Rodion Berezov, Aleksandra Tolstai︠a︡, I︠A︡kov T︠S︡vibak, and Mark Weĭnbaum as well as one letter each from Georgiĭ Grebenshchikov, Dmitriĭ Shakhovskoĭ, and Igor ́Sikorskiĭ. There is a poem and letter drafts by Matviĭchuk, dating from 1945-1973. The arranged manuscripts include a brief memoir by Matviĭchuk entitled "Ushedshee." The essay discusses his family, the Civil War, and life in the Soviet Union during the 1920s. Matviĭchuk left the Soviet Union during World War II, and eventually emigrated to the United States. There is a box of clippings and several boxes of emigre newspapers and journals, many of which contain essays by Matviĭchuk.