WARHOL, ANDY, et al. Stamped Indelibly Complete with mounted rubber-stamped title, contents leaves, colophon and 15 prints in colors on wove paper, each signed in pencil except Grooms/Koch, Malanga and Warhol, as usual. 4to, publisher's burlap covered boards. Limited edition, number 142 of 225 total copies, signed in pencil on the justification by William Katz. Includes works by Robert Creeley; Tom Wesselmann; Red Grooms and Kenneth Koch; Marisol; Robert Indiana (2); Josef Levi; Gerard Malanga; Allen Jones; Andy Warhol; Peter Saul; Claes Oldenburg (2); Allen Ginsberg; and John Willenbecher. Unsophisticated copy, with all prints intact. New York: William Katz/Indianakatz, 1967