New York, NY: Grosset & Dunlap, 1918. Schoonover, Frank E. First American Edition. Hardcover. Second of his Barsoom series. Green cloth boards with black lettering. Some rubbing and fraying to top and bottom of spine. Pages are clean and unmarked. Some foxing appropriate for age. First published as a series.....

New York: J. B. Lippincott Co. First Edition, Later Printing. Hardcover. Shelf and handling wear to cover and binding, with general signs of previous use. Boards are rubbed on edges and corners. Interior pages clean and unmarked.