Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1985)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1989)

The Illinois Natural History Survey reports - Illinois. Natural History Survey Division (Natural History Survey, Illinois Institute of Natural Resources, 1990)

An illustrated dictionary of medicine, biology and allied sciences - Gould, George M. (George Milbry), 1848 -1922 (P. Blakiston's Son & Co, 1900)

An illustrated dictionary of medicine, biology and allied sciences - Gould, George M. (George Milbry), 1848 -1922 (Balliére, Tindall & Cox, 1894)

An illustrated dictionary of medicine, biology and allied sciences ... by George M. Gould. 5th ed., with additions and corrections - Gould, George M. (George Milbry), 1848 -1922 (P. Blakiston's Son, 1907)

An illustrated dictionary of scientific terms - Rossiter, William, 1897 (G. P. Putnam's Sons, 1878)

Importance, preservation and management of riparian habitat: a symposium, Tucson, Arizona, July 9, 1977 - Johnson, R. Roy (Raymond Roy), 1932 - (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1977)

Importation and possession of exotic wildlife : a report to the Governor of Montana and the 58th legislature - Montana. Department of Fish, Wildlife,; Parks ([Department of Fish, Wildlife, and Parks?], 2002)

Index generum mammalium: a list of the genera and families of mammals - Merriam, C. Hart (Clinton Hart), 1855 -1942 (Govt. Print. Off, 1904)