Sturtevant’s “1200 Bags of Coal” (top), based upon Duchamp’s “1200 Bags Bags of Coal” (bottom) piece. Sturtevant’s “1200 Bags of Coal” (top), based upon Duchamp’s “1200 Bags Bags of Coal” (bottom) piece.

Sturtevant’s “1200 Bags of Coal” (top), based upon Duchamp’s “1200 Bags Bags of Coal” (bottom) piece.