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	Ovalo IV (Oval IV), 1967 Two-color woodcut on paper (two cedar woodblocks, one printed in black and another printed in orange), edition 7/15, sheet 30 3/4 x 20 7/8 inches (61 x 53 centimeters), image 26 1/2 x 16 7/8 inches (67.3 x 42.9 centimeters)