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Untitled, c. 1955 -
Disc #3, 1971
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Disc 6, 1969
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Disc #7, 1970
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Disc #18, 1970
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Disc #1 , 1971
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Untitled VII, c. 1947
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Untitled, c. 1940s
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Disc #4, 1969
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Untitled, c. 1940s
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Disc #15, 1970
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Untitled (Circles), 1947
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The Pyramid Confronts the Sea, 1949
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Disc, 1971 Verkauft
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Disc #10, 1970 Verkauft
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Disc #8, 1970 Verkauft
