Original 1st printing  14 x 21" concert posterl for Traffic, Steve Winwood, Chris Wood, Jim Capaldi, John Hammond and Lamb at The Fillmore West in San Francisco on 6/30-7/2/1970. 
 
Art by David Singer, image is #241 in the Bill Graham/Fillmore series. 
 
The poster is in excellent condition.  Some very light smudging on the edges, otherwise really nice. See photo.