Original 1967 concert poster, 14 by 21 inches, rare 1st printing, MacLean’s poster made reference to the American flag in the draped bunting effect of the design, star and eagle, headlining the Electric Flag, Moby Grape and Steve Miller split the five day gig, excellent and clean condition, small corner crease to top left and slight perimeter wear. Unique addition to collection. The Steve Miller Blues Band. The Southside Sound System. Fillmore San Francisco California. Bill Graham Poster Series.