Cambridge: Fogg Museum, 1956. First Edition. Shahn's lengthy and personal exegesis of his 1948 painting "Allegory," by turns an introspective analysis of his own artistic motivations and a major statement of Shahn's esthetic philosophy. Delivered as the Charles Eliot Norton lecture for 1956. This copy from Shahn's library, with Bernarda Shahn's ownership signature. Oblong 12mo (ca. 13cm x 20cm). Original pictorial wrappers; 32pp. Bernarda Bryson Shahn's copy, with her ink signature to front endpaper. Mild external dusting; a Near Fine copy.