Volume IV (Yellow Cloth) and V (Red Cloth); Two volumes, boxed, and both inscribed and signed by author, dated 1929, on ffep's; Binder's error with frontispiece upside down on Vol. IV; Retired library copies, usual stamps, labels, and marks; Textblocks clean and tight. Library stamped top and bottom edges. Sunned spine on Vol. V, library stamps on the spines near the foot, minimally shelf worn; In custom-made Robert Wang slip-case, lightly edge-rubbed; Vol. VI - 397p. Vol. V - 373p. Size: 8vo - over 7¾"" - 9¾"" tall