Happening organized by Melvin Clay, Frank Stern & Simon Vinkenoog. 9 December 1962. Poster, 57.5 x 40.5 cm.
Folded, very good copy.
Happening organized by Melvin Clay, Frank Stern & Simon Vinkenoog. 9 December 1962. Poster, 57.5 x 40.5 cm.
Folded, very good copy.
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