Cymbidium, A New Genus of Silurian Pentameroid Brachiopods from Alaska.
Washington: GPO, 1926. 8vo. 5 pp. Stamps near top edge of front cover, soiling to covers, some pages uncut. No. 2649 from the proceedings of the United States National Museum Vol. 69, Art. 23, pp. 1-5, pl. 1. Near Fine Booklet (Item ID: 48771)