George Allen and Unwin Limited, 1949. 8vo., pp. xvi, 406, hardcover, gilt, b/w plates, publisher bookplate to front pastedown, signed by authors; a few spots of foxing to endpapers, more pronounced foxing to top edge of text block, not affecting margins of main text, lightly rubbed, overall still a very good copy in a vg unclipped dust-jacket, with a small area of loss to headband and sunned to spine, lightly rubbed to extremities.