Original 1st printing  4&5/8 x 7" concert postcard handbill for Sha Na Na, pacific Gas & Electric, Dan Hicks & His Hot Licks, Traffic & Leon Russell at The Fillmore West in San Francisco on 6/25-28, 6/30 &7/2/1970   The postcard has a schedule backing.
 
Art by David Singer, image is #240 in the Bill Graham/Fillmore series. 
 
The card is in excellent/nm condition.