Four volumes. Volume One first reprint 1933, remaining volumes first editions. Ex-libris Maynard Smith Library, with small stamp to front fly-leaf. IN ORIGINAL DUST-JACKETS unclipped each priced 25 shillings, a little rubbed to head, occasionally lightly marked, closed tear to the M of Volume 3 (see photo), number written to foot of spines of djs, and to spines, internally in very good, bright condition. Please note that the first volume is the first reprint, but a nice set, increasingly rare in the dust jackets. Further photographs provided with pleasure upon request.