1 reel of audio tape (.75 hr.) An interview with Grosman in which he discusses his early life in the Soviet Union, his conversion, his emigration from the Soviet Union, his studies at Moody Bible Institute, and his work with Slavic Gospel Association. Interview recorded on 9/4/85. Finding aid available: http://www2.wheaton.edu/bgc/archives/GUIDES/310.htm
Interview with Horst Marquardt (1982)
1 reel of audio tape (1.5 hr.) One interview with Marquardt. Topics discussed include his childhood in Europe during the Hitler era, Marquardt's involvement with Hitler's "Youth Movement," his early radio career in East Germany, communism, his conversion, evangelistic use of radio, beginnings of German branch of Trans World Radio (known in German as Evangeliums-Rundfunk), listener responses and conversion experiences, Billy Graham's activities (Euro '70 crusade, 1960 visit to Germany, and 1982 visit to Moscow(, and relief work in Hungary. Events described in the interview cover the time period from 1929-1982. Finding aid available: http://www2.wheaton.edu/bgc/archives/GUIDES/216.htm
Interview with Peter Simon Deyneka, Jr. (1987)
2 reels of audio tape (1.1 hr.) One interview. Topics covered include Deyneka's father, Peter Sr., his own years as a student at Wheaton College, work for the Slavic Gospel Association in Alaska, South America and Korea, involvement in radio broadcasting, and the growth of the church in Korea. Events described cover the time period from 1931 to 1965. Finding aid available: http://www2.wheaton.edu/bgc/archives/GUIDES/381.htm
Records of the Slavic Gospel Association, (1922-1983)
32 boxes (21 1/2 cubic feet). Correspondence, minutes, prayer letters, audio tapes, films, and other materials of the Slavic Gospel Association. Records deal with the early career of Peter Deyneka Sr.; work of individual missionaries; long range planning for the mission; radio ministry; literature publication and distribution; and evangelism in Europe, North America and South America. There is also a great deal of information about the church in eastern Europe. Most of the documents in the collection are post-1974. There are restrictions on the use of this collection. Finding aid available: https://www2.wheaton.edu/bgc/archives/GUIDES/237.htm#1
