4to. 617 pp., German text, 13 tipped-in colour plates, 430 b/w plates, 20 plans, 2 maps, cloth backed boards, title gilt on spine, index, previous owner’s inscription on front fly leaf, cover lightly rubbed round edges, otherwise copy clean inside and in very good condition, Im Propylaen-Verlag Zu, Berlin, first edition, 1925.