Interview with Rick Conway , Derrick Mandel and Denny Pewsford BROADCAST: Aug. 3, 1988 | DURATION: 00:50:16 Digital audio not yet public. Synopsis Interviewing Rick Conway and The Pearly Minstrels; Derrick Mandel and Denny Pewsford. Details Broadcast Date Aug. 3, 1988 Physical Format 1 sound tape reel (ca. 55 min.) : 10 1/2 in. Duration 50 minutes, 16 seconds Digital Format WAV Ownership The Chicago History Museum Language English People Musicians Tags Conway, Rick--Interviews Mandel, Derrick--Interviews Pewsford, Denny--Interviews Pearly Minstrels. Musicians--20th century--Interviews Audiotapes. Radio programs. Conway, Rick,-- interviewee Mandel, Derrick,-- interviewee Pewsford, Denny, interviewee WFMT (Radio station : Chicago, Ill.)