The collection consists of correspondence, manuscripts, a document, and printed materials. Cataloged materials include two poems by Igorʹ Severi︠a︡nin, Elena Miller, and letters from Nikolaĭ K. Roerich to Father Georgiĭ Spasskiĭ. Correspondence contains mostly letters to Elena Miller, and also includes letters to Archimandrite Afanasiĭ and others. There is also a letter dated 1919 from abbot (igumen) Serafim of the Belogorskiĭ monastery to Grand Prince Nikolaĭ Nikolaevich, describing the conditions and mood of the peasants in the Perm ́area. Manuscripts are by various persons on religious and political topics. Printed materials consist primarily of monarchist and religious mimeographed materials, fliers and pamphlets.

The collection includes correspondence, manuscripts, documents, photographs, subject files and printed materials. Correspondence consists mostly of letters to Elizaveta Miller. Memoirs and manuscripts are mostly by Miller and cover topics ranging from her childhood in St. Petersburg to her emigration to South Africa. Subject files include materials concerning her brother, Grigoriĭ Lozinskiĭ, a poet, translator and literary critic. Documents and photographs concern the Lozinskiĭ and Miller families. Printed materials consist of books, clippings, periodicals, and pamphlets; included is an "Almanach de St. Petersburg" (1911), with directories and a listing of names.

The collection primarily consists of unpublished manuscripts by Shavelśkiĭ. There are also letters from Shavelśkiĭ to his daughter (Marii︠a︡ Novit︠s︡kai︠a︡), several photographs of Shavelśkiĭ, clippings and miscellaneous printed items. Shavelśkiĭ's manuscripts include his memoirs (1920) which describe church affairs in Russia, World War I, the Imperial family and the 1917 Revolution; "Nabroski s natury" (1947), a series of brief essays and stories; "Pokhod protiv Rasputina" (n.d.); "Russkai︠a︡ t︠s︡erkov ́pred revoli︠u︡t︠s︡ieĭ" (1937); and "V dobrovolćheskoĭ armii" (1943), which describes Shavelśkiĭ's service as an army chaplain. Other manuscripts include brief sketches of Shavelśkiĭ by Feodor Bokach and N.N. Glubokovskiĭ.

The collection includes correspondence, manuscripts, subject files, and printed materials. The majority of the collection consists of anti-communist printed materials, primarily on religious persecution in the U.S.S.R. Among the printed materials there is a memoir by Lodyzhenskiĭ on Gorkiĭ, Korolenko and Shmelev in the almanac, "Sbornik literaturno-istoricheskogo kruzhka v San Paulo (1951-61)." Manuscripts include a typescript by Lodyzhenskiĭ, "Pro-Christo: Povest"́ (227 p.), his memoirs, "Zapiski vracha (iz epokhi rossiĭskogo smutnogo vremeni)" (66 p.) and a manuscript on the emigre anti-communist movement, "Mezhdunarodnoe anti-kommunisticheskoe dvizhenie (1924-1950)" (255 p.). There is also a letter by Dmitriĭ Merezhkovskiĭ.

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.