New York City, United States

Installation view of "Lazy Hardware," Gotham Book Mart. New York, New York. Photo by Maya Deren. Copy print made by the Philadelphia Museum of Art. Another version is in the Alexina and Marcel Duchamp Papers at the Philadelphia Museum of Art.

Marcel Duchamp with group of friends. From left to right: André Breton, Esteban Frances, Suzanne Césaire, Jacqueline Matisse-Monnier, Denis de Rougemont, Élisa Breton, Sonia Sekula, Madame Nicolas Calas, Yves Tanguy, Nicolas Calas, Marcel Duchamp, Patricia Kane Matta, Matta, Alexina Duchamp et Aimé Césaire. New York, New York.

Marcel Duchamp with group of friends. From left to right: Matta, Yves Tanguy, Élisa Breton, Aimé Césaire, ?, Suzanne Césaire, André Breton, ?, Jacqueline Matisse-Monnier, Nicolas Calas, Patricia Kane Matta, Marcel Duchamp, Alexina Duchamp, and Mme. Calas. New York, New York.

Village Voice. "The Guys" by Peter Schjeldahl [copy]. Review of "Conspiratorial Laughter: A Friendship Man Ray and Duchamp" exhibition at Zabriske Gallery.