Verlag: Illinois State Geological Survey., 1969
Anbieter: Eryops Books, Stephenville, TX, USA
Soft cover. Zustand: Very Good. ORIGINAL 1969 PUBLICATION; includes the two large folded maps in rear pocket (complete for this publication); softcover; ex-library; light browning of covers; light crease on fore-edge of leaves; o/w in very good condition. Journal.