Original 1st printing 8 & 7/8 x 11" concert mini-poster for Joe Cocker and the Grease Band appearing with Blaze at the at The Rahway Theater (Rahway High School,) in Rahway, NJ on 12/3/1969.  The bottom says to write to the Rahway HS class of '70 for tickets.
 
Artist unknown.  The poster has been trimmed on the top and bottom.  There are large areas of toning on the front and back
 
Cool late-'69 concert artifact from a NJ high school show.