NYC: s.p. (Collins), 1971
21 x 14cm, 18pp (self cover) First edition of this essay considering criticisms of his artistic practice and his use of semiotic theory to create conceptual works. The author considered this a reposte to his opponents. A very small limitation and very good condition. This book was, later, discussed in part by Mike Baldwin in an internal A&L discussion document which we also have for sale.