MODERN MASTERPIECES

"Nude Descending a Staircase" (c) Marcel Duchamp.

"Green Violinist" (c) Marc Chagall.

"The Kiss" (c) Peter Behrens.

"Violin and Guitar" (c) Pablo Picasso.

"Very Rare Picture on the Earth" (c) Francis Picabia.

"Bird in Space" (c) Constantin Brancusi.