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	Una Espinchosa (One "Espinchosa"), 1971 Copper plate etching, engraving, aquatint, and drypoint on paper, sheet 29 1/2 x 19 1/2 inches (74.9 x 49.5 centimeters), copper plate 19 x 12 5/8 inches (48.3 x 32.1 centimeters)