The pre-concert 1st printing bears union logo 72 in the lower left corner and measures 13 15/16" x 19 15/16". All subsequent printings omit the union logo.
2nd printing A is printed on smooth stock and has pale orange and blue colors. "Printing by West Coast Lithograph Co. SF" is printed vertically in the lower right hand margin. This poster measures 13 13/16" x 20 3/16" and was printed after the concert.
2nd Printing B is on coarser more textured stock. It retains the "West Coast" credit but the orange and blue are darker and richer than in the 2nd Printing A version. It was also printed after the concert and measures 13 3/4" x 20 3/16".
The post-concert 3rd printing is on white stock with a blue reverse and measures 14" x 20 1/4".