1970's
Trovascope, 1974
8 9/16 x 2 5/16 inches
First version (Black with white text) published by Pace Gallery in 1965.
Second version (Red with black band and white text) published by MoMA.
Third version (Solid blue with white text) published by MoMA.
Fourth version (Manscape in blues and red) published by MoMA. (Illustrated)