DELAUNAY (Sonia). Simultaneous. Playing cards (Rommé and Bridge). Bielefeld, Bielefelder Spielkarten, 1964. Colour illustrated cardboard slipcase (10 x 13 x 3 cm). The set contains two complete decks of 55 cards each (including 3 jokers) and is accompanied by an explanatory booklet. Card size: 9 x 6 cm. Autograph signed letter from Sonia Delaunay and S*** to the art historian Servane Zanotti, "with best wishes for 1969". Box rubbed with a small tear repaired with tape.