Color lithographs, set of 9 décomposition des couleurs proofs, 1961-62. Each 410x520 mm; 16 1/4x20 1/2 inches, full margins. One of 3 décomposition des couleurs suites, aside from the edition of 40. Each initialed, annotated and numbered I/III in pencil, lower left. Superb impressions of these extremely scarce proofs. Webel 809.
