The papers include correspondence, manuscripts, notes, and printed materials. Among the correspondents are Sergeĭ Bulgakov, Nikolaĭ Losskiĭ, and Marina T︠S︡vetaeva, and there are one or two letters each from Nina Berberova, Georgiĭ Florovskiĭ, and Semen Frank. There is substantial family correspondence, primarily letters from Fedotov to his wife and daughter. Manuscripts include articles and lectures by Fedotov, and a draft of his translation of the Book of Psalms into Russian; there is also a poem by Marina T︠S︡vetaeva, "M.V." (1932). Printed material consists of off-prints of many of Fedotov's articles. There are subject files on Nikolaĭ Berdi︠a︡ev and on the Bogoslovskiĭ Institute conflict in the late 1930s.

The collection includes correspondence (1940-1960), manuscripts by Shumilin, photographs, subject files, drawings and printed materials. Shumilin's major manuscripts concern the history of the Soviet educational system and include: "Kratkiĭ ocherk narodnogo obrazovanii︠a︡ v Rossii do olti︠a︡brśkoĭ revoli︠u︡t︠s︡ii," "O politekhnicheskom obrazovanii v SSSR," and "Vysshai︠a︡ sovet︠s︡kai︠a︡ shkola." Among the shorter manuscripts are: "Dve ti︠u︡rḿy," "Iz vospominaniĭ o sovet︠s︡kom teatre," "Obzor literatury O Chekhove," "O dukhovnom oblike russkoĭ zhenschiny," "Starai︠a︡ Varshava" and "Tragedi︠a︡ sovet︠s︡koĭ molodezhi." There are photographs of Shumilin taken in 1960. The subject files reflect Shumilin's major interests during the years he lived in Germany and the United States: church affairs, organizing recitals of religious music and music therapy. There are several folders of clippings, a number of pamphlets containing articles written by Shumilin and a number of copies of Shumilin's "Polytechnic Education in the USSR." Several of the manuscripts in the collection were published during the 1950-1965 period. These include: "O dukhovnom oblike russkoĭ zhenshchiny" (New York, 1957), "Soviet Higher Education" (Munich, 1962) and "Tragedii︠a︡ sovet︠s︡koĭ molodezhi" (Munich, 1961).

The papers consist of correspondence, manuscripts, photographs, a subject file, and printed materials. The correspondence includes a letter from Randall Thomas Davidson, Archbishop of Canterbury, and one from Nikolaĭ Roerich. There is an essay about Metropolitan Platon by I︠O︡ann Chepelev, and a number of photographs depicting church officials and White army leaders. There is a subject file concerning Platon's meeting in 1919 with President Wilson. The collection also contains articles and clippings by and about the Metropolitan, and there are several books and pamphlets as well. The materials were collected by his daughter and grandson; many of the items are photocopies.

The manuscripts primarily concern calendar reform, including Perovskiĭ's calculations and ideas on how to proceed with this reform. The printed materials consist of eight copies of "T︠S︡erkovnyĭ Vestnik" seven with articles by Perovskiĭ, and one with his obituary.