Editore: The Palaeontological Association, 1980
Da: Eryops Books, Stephenville, TX, U.S.A.
No Binding. Condizione: Very Good. ORIGINAL 1980 Article, disbound from journal; no covers; in very good condition. Journal.
Editore: Paleontological Society, 2004
Da: Katsumi-san Co., Cambridge, MA, U.S.A.
Prima edizione
Printed Wrappers. Condizione: Good+. First Edition. Binding has edgewear; spine tips have very small chips; bottom fore-edge corner of back cover has small blue stain, apparently the result of a printing error, as it is the same shade of blue as on the rest of the binding; volume has light wear; tight, text clean. Paginated 245-429, illustrated. [strs] Size: 8.5 x 11 Inches.