Published by Oklahoma Geological Survey., 1989
Seller: Eryops Books, Stephenville, TX, U.S.A.
No Binding. Condition: Very Good. ORIGINAL Articles, disbound from journal; no covers; in very good condition. Journal.
Published by Oklahoma Geological Survey., 1987
Seller: Eryops Books, Stephenville, TX, U.S.A.
No Binding. Condition: Good. Field trip guidebook; stapled in upper corner; front paper cover lightly browned; light creasing of upper corner of several leaves; o/w in good condition. Book.