What are Masterpieces and Why Are There So Many of Them? » Man Ray, Gertrude Stein and Alice B. Toklas, 1922. Gelatin silver print. Courtesy of the National Portrait Gallery, Smithsonian Institution; gift of Isabel Wilder, © 2010 Man Ray Trust/Artists Rights Society (ARS), New York/ADAGP, Paris

Man Ray, Gertrude Stein and Alice B. Toklas, 1922. Gelatin silver print. Courtesy of the National Portrait Gallery, Smithsonian Institution; gift of Isabel Wilder, © 2010 Man Ray Trust/Artists Rights Society (ARS), New York/ADAGP, Paris

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