Guide leaflet - American Museum of Natural History (The Museum, 1904)

A guide to the birds of New England and eastern New York : containing a key for each season and short descriptions of over 250 species, with particular reference to their appearance in the field - Fuertes, Louis Agassiz, 1874 -1927 (Houghton, Mifflin and Company, 1904)

The Gulf of Alaska : physical environment and biological resources - United States. Minerals Management Service. Alaska OCS Region. (U.S. Department of Commerce, National Oceanic and Atmospheric Administration, National Ocean Service, Office of Oceanography and Marine Assessment, Ocean Assessments Division, Alaska Office, 1987)

Gunnison Forks wildlife habitat management plan : CO-03 WHA-T2 - U.S. Fish; Wildlife Service (Bureau of Land Management, 1981)

Handbook of birds of eastern North America - Chapman, Frank M. (Frank Michler), 1864 -1945 (D. Appleton, 1904)

Handbook of birds of eastern North America : with keys to the species, and descriptions of their plumages, nests and eggs, their distribution and migrations ... - Chapman, Frank M. (Frank Michler), 1864 -1945 (D. Appleton, 1898)

Handbook of birds of eastern North America, with keys to the species and descriptions of their plumages, nests, and eggs ... - Chapman, Frank M. (Frank Michler), 1864 -1945 (D. Appleton and Company, 1902)

Handbook of birds of eastern North America, with keys to the species and descriptions of their plumages, nests, and eggs ... - Chapman, Frank M. (Frank Michler), 1864 -1945 (D. Appleton and company, 1903)

Handbook of birds of eastern North America, with keys to the species, and descriptions of their plumages, nests, and eggs, their distribution and migrations ... - Chapman, Frank M. (Frank Michler), 1864 -1945 (D. Appleton and Co, 1895)

Handbook of birds of eastern North America, with keys to the species and descriptions of their plumages, nests, and eggs - Chapman, Frank M. (Frank Michler), 1864 -1945 (D. Appleton and Company, 1895)

Handbook of birds of eastern North America with keys to the species and descriptions of their plumages, nests and eggs, their distribution and migrations and a brief account of their haunts and habits with introductory chapters on the study of ornithology, how to identify birds and howto collect and preserve birds, their nests, and eggs - Chapman, Frank M. (Frank Michler), 1864 -1945 (D. Appleton, 1895)

Handbook of birds of the western United States : including the Great Plains, Great Basin, Pacific Slope, and lower Rio Grande Valley - Bailey, Florence Merriam, 1863 -1948 (Houghton Mifflin, 1915)

Handbook of birds of the western United States : including the Great Plains, Great Basin, Pacific Slope, and lower Rio Grande Valley - Bailey, Florence Merriam, 1863 -1948 (Houghton Mifflin Company, 1921)

Handbook of birds of the western United States, including the Great Plains, Great Basin, Pacific Slope, and lower Rio Grande valley - Bailey, Florence Merriam, 1863 -1948 (Houghton Mifflin company, 1908)

Handbook of birds of the western United States, including the great plains, great basin, Pacific slope, and lower Rio Grande valley - Bailey, Florence Merriam, 1863 -1948 (Houghton, Mifflin and company, 1904)

Handbook of birds of the western United States, including the great plains, great basin, Pacific slope, and lower Rio Grande Valley - Bailey, Florence Merriam, 1863 -1948 (Houghton, Mifflin and company, 1902)

Handbuch der Oologie. Lief. 1-47 / v.1-4 - Meise, Wilhelm (Akademie-Verlag, 1988)

Handbuch der Oologie. Lief. 1-47 / v.1-4 - Meise, Wilhelm (Akademie-Verlag, 1992)

The Hawkeye ornithologist and oologist (Webster & Mead, 1888)

The hawks and owls of Ontario - Snyder, L. L. (Lester Lynne), 1894 - (Royal Ontario Museum of Zoology, 1947)

The hawks and owls of the United States in their relation to agriculture ... - Fisher, A. K. (Albert Kenrick), 1856 -1948 (Govt. Print. Off, 1893)

Hawks and owls: population trends from Illinois Christmas counts - Graber, Richard R. (Richard Rex), 1924 -1997 (1960)

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Helicopter landings in wilderness : draft environmental impact statement. V.1 - United States. Forest Service. (U.S. Dept. of Agriculture, Forest Service, Tongass National Forest, 1996)

A history of British birds - Yarrell, William, 1784 -1856 (John van Voorst, 1871)

A history of the birds of Colorado - Sclater, William Lutley, 1863 -1944 (Witherby & co, 1912)

History of the birds of Kansas - Goss, N. S. (Nathaniel S.) (G. W. Crane, 1891)

The history of Upshur county, West Virginia, from its earliest exploration and settlement to the present time - Maxwell, Hu, 1860 -1927 (W. Va., pref, 1907)

The history of Upshur County, West Virginia : from its earliest exploration and settlement to the present time - Maxwell, Hu, 1860 -1927 ([s.n.], 1907)

The Hoosier naturalist ([A.C. Jones, R.B. Trouslot, editors and publishers], 1885)

Ibis - British Ornithologists' Union (Published for the British Ornithologists' Union by Academic Press, 1859)

Ibis - British Ornithologists' Union (Published for the British Ornithologists' Union by Academic Press, 1898)

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Illinois River Bluffs area assessment - Illinois. Dept. of Natural Resources. (Illinois Dept. of Natural Resources, 1998)

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)

Illustrations of the birds of California, Texas, Oregon, British and Russian America. : Intended to contain descriptions and figures of all North American birds not given by former American authors, and a general synopsis of North American ornithology - Cassin, John, 1813 -1869 (J.B. Lippincott & Co, 1862)

Impacts of land use practices on Merriam's turkeys in forested habitats in southeastern Montana : (ecology of Merriam's turkeys in relation to burned and logged areas in southeastern Montana) - Thompson, William L. (William Lawrence), 1962 - (Dept. of Fish Wildlife and Parks?, 1993)

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)

In nesting time - Miller, Harriet Mann, 1831 -1918 (Houghton, Mifflin and company, 1895)

In nesting time - Miller, Harriet Mann, 1831 -1918 (Houghton, Mifflin and company, 1897)

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An introduction to the natural history of birds : being the article "Ornithology," from the seventh edition of the Encyclopaedia Britannica : with one hundred and thirty-five figures - Wilson, James, 1795 -1856 (Adam and Charles Black, 1839)

An introduction to the natural history of birds; being the article "Ornithology", from the seventh edition of the Encyclopedia Britannica ... - Wilson, James, 1795 -1856 (A. and C. Black, 1839)

Inventory and monitoring of bald eagles and other raptorial birds of the Snake River, Idaho : 1996-1997 progress report - United States. Bureau of Land Management. (Bureau of Land Management, Idaho State Office, 1997)

Invitation to birds; a few of the common birds of Illinois, an invitation to know and enjoy them - Eifert, Virginia Louise Snider, 1911 -1966 (1948)

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Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1953)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1960)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1963)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1965)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1973)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1975)

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Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1982)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1986)

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Journal für Ornithologie - Deutsche Ornithologen-Gesellschaft (Friedländer, 1891)

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The journal of raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1988)

The journal of raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1989)

The journal of raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1990)

The journal of raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1991)

The journal of raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1992)

The journal of raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1993)