1. an early version of Jefferson Starship listed Jerry Garcia, Graham Nash and David Crosby as band members.
2. Stephen Stills first solo LP features Jimi Hendrix, Eric Clapton and Ringo Starr as guests.
3.Randy California of Spirit previously played in a band( The Blue Flames) with a guitar player named Jimmy James ( aka-Hendrix), his drummer in Spirit was also his step-father.
4.Jefferson Airplane is the only major act to play the 3 most famous outdoor concerts: Monterey Pop, Woodstock and Altamont.
5. The California Jam in 1974 set a record for highest paid attendance at an outdoor concert. Woodstock had a higher attendance, but many didn't pay.
6. The backdrop for Deep Purple at the California Jam is a huge rainbow. Ironic in that Ritchie Blackmore would soon depart to form his new band, 'Rainbow.'