University of Colorado Studies. Series D, Physical and Biological Sciences. Vol. 1, No. 1 (March 1940).
Softcover, Boulder, Colorado, U. S. A. University of Colorado, 1940. Good with No dust jacket as issued.
Softcover, Boulder, Colorado, U. S. A. University of Colorado, 1940. Good with No dust jacket as issued.
Softcover, Roma: Marsilio, 1997. Very Good with no dust jacket.
Softcover, Tallahassee: Research Council, the Florida State University, 1950. Very Good with no dust jacket.
Illustrated by Peter Quinn. Soft Cover, Girard: Haldeman-Julius, 1925. Good with no dust jacket.
Hardcover, Paris: Éditions Albin Michel, 1946. Good with no dust jacket.
Hardcover, Paris: Éditions Albin Michel, 1939. Good with no dust jacket.
Hardcover, New York: Thomas Y. Crowell & Company, 1894. First Edition. Good with no dust jacket.
Ephemera, Washington, D.C. United States Department of Interior Bureau of Mines, 1946. Good with No dust jacket as issued.
Softcover, Philadelphia: History of Science Society, 1986. Very Good with No dust jacket as issued.
Soft Cover, Durham, NC: Environmental History, 2002. Very Good with no dust jacket.
Hardcover, Stuttgart: Gustav Fischer Verlag, 1959. Very Good in Good dust jacket.
Softcover, Raleigh, N.C. Carolina Geological Society, 1955. Good with No dust jacket as issued.
Hardcover, Paris: Bachelier, 1861. Good with no dust jacket.
Softcover, Ankara, Turkey: Atatürk Culture Center, 1986. Very Good with No dust jacket as issued.
Softcover, Calcutta: The Agricultural Society, 1957. Very Good.
Softcover, Lahore, Pakistan: Government College, 2001. Good with no dust jacket.
Softcover, New York: Marcel Dekker, 1979. Good with no dust jacket.
Ephemera, New York: The Century Co., 1886. Good with No dust jacket as issued.
Ephemera, Washington, D. C. U. S. Department of the Interior U. S. Geological Survey, 1991. Very Good with no dust jacket.
Softcover, Washington, D.C. Government Printing Office, 1913. First Edition. Good with No dust jacket as issued.
Soft Cover, Ontario: Royal Canadian Institute, 1953. Good with no dust jacket.
Softcover, Grand Rapids, MI, U.S.A. Eerdmans Pub Co, 1999. Fine with No dust jacket as issued.
Softcover, Washington, D.C. Government Printing Office, 1910. Poor.
Hardcover, N. P. Science Publications, 1945. First Edition. Good in Poor dust jacket.
Ephemera, Oak Ridge, Tennessee: United States Atomic Energy Commission Technical Information Service, 1955. Very Good with No dust jacket as issued.