Yes
1976-1978 Radio Interviews
USA & Canada

01 Jon Anderson 1971 anti-drug message 0:28
02 Jon Anderson 1976-07-22 CKLG Vancouver, British Columbia, Canada 7:35
03 Jon Anderson 1976-10-10 WNEW-FM, New York, NY, USA - The Nightbird - Allison Steele 10:35
04 Jon Anderson 1977-08-27 Backstage Freedom Hall, Louisville, Kentucky, USA 5:10
05 Steve Howe & Alan White 1978 broadcast on WMMR, Philadelphia, Pennsylvania, USA 5:58
06 Rick Wakeman - Backstage with Jimmy Roche 1978 16:14

Track 04 was right channel only - converted to mono (audacity)

raygun888 sent me his cassette collection of Yes related music & interviews.
This torrent is installment eighteen.

Maxell XL II High Bias cassette (tracks 01 to 04) & Maxell UDS-II High Bias cassette (tracks 05 & 06) > Sony cassette deck TC-WE305 (Dolby off) > Audacity > Wave > CD Wave Editor/Audacity > edit tracks > TLH > Flac (level 8)

woolie
June 2014