New York: MacKay / Washburn, 1973. Black boards. Some text signatures printed on cheap, now browned paper, else fine. Black jacket has rubbing, tiny chips to spine tips, corners; short tear to front flap fold; VG o/w. First published London, 1949, as by Jeremy York, there was no US edition at the time. This US edition has a revised text, and there was no UK edition of this text.