Publicado por University of Missouri School of Mines and Metallurgy Bulletin, vol. 3, no. 2, 1916, 34 pp., 1916
Librería: Eryops Books, Stephenville, TX, Estados Unidos de America
Soft Cover. ORIGINAL PUBLICATION; Softcovers; ex-library; small splits in paper covering at head and tail of spine; light soiling of wraps; nick in fore-edge of last couple of leaves; o/w in very good condition.