Robert Mangold American, b. 1937
Triangle within a square (red), 1974
Acrylic and white graphite on canvas
121.9 x 121.9 cm / 48 x 48 in
signed, titled and dated 1974 on the reverse; signed and dated 1974 on the stretcher
signed, titled and dated 1974 on the reverse; signed and dated 1974 on the stretcher
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