Baltimore, MD: The Johns Hopkins University Press, 1974. First edition. Hardcover. 97 pages. Text by Mildred Constantine and Alan Fern. Includes numerous black and white illustrations. A close to near fine copy with a former owner signature to the front free endpaper and with a few checkmarks to the notes and readings page but otherwise free of marks in a very good dust jacket with a small chip to the to top of the front panel, some slight rubbing and other minor wear.