Original 1st printing, 4&5/8 x 7" concert postcard handbill for Mike Bloomfield, Nick Gravenites, Mark Naftalin, The Byrds and Pacific Gas & Electric at the Fillmore Auditorium in San Francisco, CA on 4/4/1968. The card is type b with a schedule back.
 
Art by Randy Tuten and Peter Pynchon, image is #159 in the Bill Graham/Fillmore series. 
 
The postcard is vintage condition.  There is paperwear and edge and corner wear throughout. Also very light smudges in the back.  Otherwise nice.