“Richard Nixon” by Rodd, Terri and The MSR Singers from Beat of the Traps MSR Madness Volume 1 (1971)
“Little Ghetto Boy” by Donny Hathaway Live at the Bitter End NY (1972)
“Things have got to change” by Archie Shepp (1971) featuring the voice of Joe Lee Wilson and electronic music by Romulus Franceschini.