Edité par University Microfilms International, 1970
Vendeur : Eryops Books, Stephenville, TX, Etats-Unis
Soft cover. Etat : Good. Unpublished PhD Dissertation; XEROGRAPHIC FACSIMILE by UMI Dissertation Services; divided into Parts 1 and 2 (COMPLETE); softcovers; light stain on lowermost gutter of the first few pages in both volumes; the plates of fishes are of poor quality due to the xerographic process; o/w in good condition. Book.