FRANK STELLA(Malden/Massachusetts 1936- Lives and works in New York)Sinjerli Variation Squared with colored ground. 1981.color offset lithography and color serigraphy. 14/61. signed and dated in pencil at lower left: F. Stella 81. Sheet size 81 × 81 cm. Published by Petersburg Press, New York. Printed by Bruce Peters, James Welty, John Hutcheson, John Campione. Provenance: - Galerie M. Knoedler, Zurich (with label on verso). - Acquired by the present owner at the above gallery, since then private collection Switzerland.Catalogue of works: Axsom, No. 130.