Editore: Illinois State Geological Survey., 1975
Da: Eryops Books, Stephenville, TX, U.S.A.
Soft cover. Condizione: Very Good. ORIGINAL PUBLICATION; Softcovers; includes the two large folded plates in rear pocket (complete for this publication); light creasing of corners of covers and leaves; o/w in very good condition. Journal.
Editore: Illinois State Geological Survey Circ. 490, 1975, 35 Pp. + 2 Folded Plates in Rear Pocket., 1975
Da: Eryops Books, Stephenville, TX, U.S.A.
Soft Cover. Condizione: Very Good. ORIGINAL PUBLICATION; includes the two large folded plates in rear pocket (complete for this publication); Softcovers; ex-library; minor shelfwear and light soiling of wraps; o/w in very good condition.
Editore: Illinois State Geological Survey Circ. 416, 1967, 33 pp. + 2 folded maps in pocket., 1967
Da: Eryops Books, Stephenville, TX, U.S.A.
Soft Cover. Condizione: Very Good. ORIGINAL PUBLICATION; includes the two large folded plates in rear pocket (complete for this publicatiion); Softcovers; ex-corporate library; light creasing of wraps and pages; small tear of paper covering at heel of spine; o/w in very good condition.
Editore: Illinois State Geological Survey, Urbana, Illinois, 1967
Prima edizione
Paperback. Condizione: Very Good. First Edition (?). Unmarked, except for stamp on front cover. Local train of small spotting on lower right front cover. ; Book Description; Spine has staples. Pages are clean and not marred by notes or folds. Covers are square with wear as noted. Ships Safe and Fast. Plates folded in rear pocket. ; B&W Illustrations; 8vo 8" - 9" tall; 33 pages; B000GW3L2Q DP4.