Original  4 & 5/8 x 8" concert postcard for Otis Rush The Mothers and Morning Glory at the Fillmore Auditorium in San Francisco, CA on 3/3-5/1967. Postcard has a "place stamp here" backing.
 
Art by Wes Wilson, image is # 53 in the Bill Graham/Fillmore series. 
 
Postcard is in Near Mint/Mint (A-/A) ;  a fine-looking example of this early Wes Wilson Fillmore postcard.