Dada Pl. for the "Dada box". 1966. Suite of 4 plates by J. Arp, M. Janco, R. Haussmann, H. Richter. Lithographs. Each [250 x 346]. Perfect proofs on white vellum, 3 signed in pencil, Richter's also dated, Arp's stamped by the J. Arp estate (the artist having recently died). All margins. (Pl. published in a box of miscellaneous documents to mark the fiftieth anniversary of Dada, Atlantis ed., Herrsching, 120 copies).