Double Ring, 1968, 50 1/2 x 132 inches, (shaped), Moulded Polyester Resin and Fiberglass
Dodecagon Series, (PTG 0074)
Collection: Gisela Colon, Los Angeles

Included in the one-man exhibition:
Dodecagonals, 1968
Kasmin Gallery, London
November 1, 1968