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Omicron II, 1961-69 -
Untitled, 1993
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Omega XII, 1961
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Untitled, 1966
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Sun, 1962
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Alpha VII, 1961
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Untitled (Blue, Yellow, Red, Black), 1951
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Path, 1951
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Untitled, c. 1960
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Purple on Green, 1963
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Black - Yellow, 1962
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Orb XIV, 1967
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Untitled, 1964 Reserved
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Untitled, 1989 Sold
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Untitled, 1961 Sold
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Alpha Omega, 1962 Sold
