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Robert Smithson
Not on View
graphite and ballpoint pen on laid paper
overall: 23 x 30.4 cm (9 1/16 x 11 15/16 in.)
Gift of Estate of Robert Smithson, in Honor of the 50th Anniversary of the National Gallery of Art
1991.225.3
Robert Smithson (artist) American, 1938 - 1973
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by later hand, lower right verso in graphite: JWG # 10074 IPD 4