Editore: Florida Geological Survey Report of Investigation No. 10, 1953, 37 Pp., 1953
Da: Eryops Books, Stephenville, TX, U.S.A.
Soft Cover. Condizione: Very Good. Softcovers; minor shelfwear w/ light creasing of corners of wraps and leaves; o/w in very good condition.
Editore: Florida Geological Survey, Tallahassee, FL., 1953
Da: Tiber Books, Cockeysville, MD, U.S.A.
Paperback. Condizione: Very Good. 8vo, paperback. Vg condition. Light institutional stamping and notation to front cover; no other markings. Binding tight, contents clean. 37 pp., maps.