Published by Annales de la Societe Belge pour l'Etude du Petrole, no. 13, 1963, pp. 77-92., 1963
Seller: Eryops Books, Stephenville, TX, U.S.A.
Soft cover. Reprint; softcovers; minor shelfwear w/ small creases at corners of wraps and leaves; scattered foxing; cloth tape covering of spine partially loose; o/w in good condition.