anodized aluminum

incised with the artist's initials and numbered "CO 25/120" on the upper window pull; further stamped by Gemini G.E.L., Los Angeles and with the artist's copyright stamp on the lower window pull

24 1/2 x 20 x 10 in. (62.2 x 50.8 x 25.4 cm.)

Executed in 1971, this work is number 25 from an edition of 120 plus 3 artist's copies and 3 publisher's copies, published by Gemini G.E.L., Los Angeles

Another example from this edition is housed in the permanent collection of the National Gallery of Art, Washington, D.C.