hardcover. Illustrated with 28 color plates, with details in life size, each plate mounted and matted; 2 plates (1 in color) mounted in-text. Folio, loose plates as issued in cloth-backed boards clamshell folder. Milan: Amilcare Pizzi... in Collaboration with U.N.E.S.C.O., no date. A very good(+) copy of this uncommon edition.