MIGUEL COVARRUBIAS (1904-1957) Mexican artist best known for book and magazine illustrations, his caricatures collected in The Prince of Wales and Other Famous Americans . Scarce typed D.S. "O.K. Miguel Covarrubius " 1p. 4to., New York, July 28, 1945, his approval of a contract for text and illustrations of a book to be titled "Wild Life on the American Continent ", signed at bottom of the T.L.S. from his agent, originally to the original contract, included. Very good. $350-450