Hardcover. Condition: Good. No Jacket. First Edition. 4to - over 9¾" - 12" Tall (small). 89, [4] pages. Text in German. Actually the second German-language edition of the original 1911 monograph (previously issued by Ohle in Dusseldorf in 1914); see Freitag #8445. Notable for the tipped-in b/w plates. A Good copy with wear to head of spine (nick); spine and spine edges sunned; slight stains, rubbing and browning to covers (boards); slight internal browning to edges and endpapers. 13 b/w Illustrations (including plates).