Original first Printing, 14 x 21&3/4" poster for Chuck Berry Bo Diddley, Charlie Mingus, Joe Williams, Carol Kaye Trio, Cannonball Adderly, Ray Price, Donna Fargo, BJ Thomas, Buffy St. Marie, Lamb, Azteca, etc. appearing at the National Music & HiFi Expo at the Cow Palace in San Francisco, Ca on 10/6-8/1972. 
 
Art by Randy Tuten.
 
The poster is in excellent/nm condition.  Just a small paper pull near the right corner.