Lithograph in colors, executed by Charles Sorlier under the supervision of Marc Chagall Cf. Sorlier CS 39. Sorlier posters 116/117. Typographically inscribed in lower margin. One of 3000 copies. On wove paper. 100,3 x 64,6 cm (39,4 x 25,4 in), the full sheet After a section from Chagall's design for "The Triumph of Music", one of the two large paintings for the Metropolitan Opera in New York. Poster with letters on occasion of the theater's opening. Printed by Mourlot, Paris, published by the Metropolitan Opera, New York. [SM].