Series contains letters and printouts of emails from friends, family members, professors, colleagues, universities, and funding organizations. Included are cards, postcards, notes, photographs, and outgoing draft correspondence. Series is divided into 2 subseries: Personal correspondence and Professional correspondence.

Series relates to Karasick’s personal life, family, and education.

This series consists of records relating to the Doukhobor music and poetry including texts of songs, pslams and poems, as well as sound recordings of the Doukhobor choirs performances. This series also includes sound recordings containing Russian stories and poetry.
Most of the material is in Russian.
The series is divided into two sub-series: 1: Songs, lyrics, poems; 2: Sound recordings.

This series consists of the songs, hymns and psalms texts, music sheets and other material related to Doukhobor songs and music as vital part of Doukhobor culture and traditions. Large number of these files are original and translated Doukhobor songs, many of which are unpublished. Some of material was used as source for singing by Eli's wife Dorothy and others. A number of files in this series were created in collaboration with Kenneth Peacock of National Museum in Ottawa.

This series consists of the Eli A. Popoff’s personal correspondence and his correspondence as a representative of the USCC which overlap on many occasions. These documents include correspondence with prominent Doukhobors, supporters of the Doukhobor cause in various countries, people interested in Doukhobor history and various organizations and departments of the Federal or Provincial governments. The correspondence is often accompanied by various materials, including writings, brochures, ephemera, promotional material, and clippings.

This series consists of various published materials such as issues of newspapers, journals, magazines, copy of chapters and articles, clippings, brochures, flyers, booklets, calendars, newsletters, some correspondence and writings relating to the publications. This series also contains events, festivals, choir and other Doukhobor related promotional materials such as posters, flyers and event programs as well as 3 photographs of the choir.

This series consists of mimeographed transcripts of speeches, interviews, talks, writings, messages and will of P. P. Verigin. Most of the records were transcribed/written down by individuals working with P. P. Verigin (transcriber is not always indicated). Some of the transcribers are: V. Sukharev, P. Biriukov, N. Dergaysov, I. Malov. There is only one handwritten message by Verigin himself. Verigin’s will was captured by Mikhail Verigin. In addition, this series includes photocopy of biographical manuscript of “Gloom shadow of Ivan the Terrible” that appears to be written by P.P. Verigin. Some of mimeographed records are original, some are photocopies. All records are in Russian except for some speeches that are supplied with handwritten translation in English.

This series consists of the personal and the Doukhobor community matters correspondence of P. V. Verigin sent to and received from various members of the CCUB.