guitar (track 6), lead vocals (tracks 7, 8), bass (track 7) David Cohen - rhythm guitar (track 1), organ (tracks 2, 4, 5, 8-10), lead guitar (tracks 3, 6, 7, 11) Bruce Barthol - bass (all tracks except track 7), harmonica (tracks 7, 10) Gary "Chicken" Hirsh - drums; background noise (track 11) Technical Jules Halfant - sleeve design References External links Electric Music for the Mind and Body (Adobe Flash) at Radio3Net (streamed copy where licensed) 1967 debut albums Vanguard Records albums Country Joe and the Fish albums Albums produced by Samuel Charters Acid rock albums