Distribution and Biology of the Spotted Owl in Oregon. Wildlife Monographs No. 87 (April 1984).
Softcover, Blacksburg, Virginia: Virginia Polytechnical Institute and State University, 1984. Very Good with No dust jacket as issued.
Softcover, Blacksburg, Virginia: Virginia Polytechnical Institute and State University, 1984. Very Good with No dust jacket as issued.
Soft Cover, Paris: Masson et Cie., Editeurs, 1953. Fair with no dust jacket.
Hard Cover, Cleveland, Ohio: CRC [Chemical Rubber Company] Press, 1973. Good with no dust jacket.
Hard Cover, Moskva: Izdatelstvo "Meditsina" 1980. Good with no dust jacket.
Ephemera, Washington D.C. United States Department of the Interior, 1975. Good with No dust jacket as issued.
Softcover, Lancaster, PA: The Botanical Review, 1935. Good with no dust jacket.
Softcover, Washington, D. C. Government Printing Office, 1918. Fair with no dust jacket.
Softcover, Washington, D. C. Government Printing Office, 1911. Fair with no dust jacket.
Softcover, Cambridge, Massachusetts: Harvard University, 1977. Good with no dust jacket.
Softcover, Cambridge, Massachusetts: Harvard University, 1977. Good with no dust jacket.
Softcover, Cambridge, Massachusetts: Harvard University, 1978. Good with no dust jacket.
Soft Cover, Cambridge, MA, U.S.A. American Academy of Arts and Sciences, 2001. Very Good with no dust jacket.
Soft Cover, Cambridge, MA, U.S.A. American Academy of Arts and Sciences, 1998. Very Good with no dust jacket.
Softcover, London: Pocket Books, 2006. Very Good with No dust jacket as issued.
Softcover, Washington, D.C. Government Printing Office, 1953. Good with No dust jacket as issued.
Softcover, Lawrence, Kansas: University of Kansas, 1967. Very Good.
Soft Cover, Washington: National Geographic Society, 1944. Very Good with no dust jacket.
Soft Cover, Washington: National Geographic Society, 1956. Fair with no dust jacket.
Soft Cover, Washington: National Geographic Society, 1949. Very Good with no dust jacket.
Soft Cover, Washington: National Geographic Society, 1950. Good with no dust jacket.
Soft Cover, Washington: National Geographic Society, 1957. Good with no dust jacket.
Soft Cover, Washington: National Geographic Society, 1958. Good with no dust jacket.
Soft Cover, Washington: National Geographic Society, 1964. Very Good with no dust jacket.
Soft Cover, Washington: National Geographic Society, 1958. Good with no dust jacket.
Ephemera, Washington, DC: Government Printing Office, 1968. Good with no dust jacket.