Marcel Duchamp ”From or by Marcel Duchamp or Rrose Sélavy (The Box in a valise)” 1961 Original box covered with green linen with altogether 4 miniature objects and 64 reproductions after original works of the artist Estate Serge Stauffer, Zurich 16 × 14 3/4 × 3 1/2 in. Ecke Bonk: Marcel Duchamp: die grosse Schachtel / de ou par Marcel Duchamp ou Rrose Sélavy. Inventar einer Edition. Munich, Schirmer/Mosel, 1989, ill. p. 300 Estate Serge Stauffer