The Arkansas Coal Field With Reports on the Paleontology.
Washington, DC: GPO, 1907. 8vo. 158 pp. Covers worn, crease to front cover. Chips/sm. tears to cover edges. Sunning, bumping to spine w/ several chips/tears. Plate 5 detached and glued in at front. US Geological Survey Bulletin 326. Fair Paperback (Item ID: 46255)