Index to the genera of birds - McGregor, Richard C. (Richard Crittenden), 1871 -1936 (Bureau of Printing, 1920)

An index to the scientific contents of the Journal and Proceedings of the Academy of Natural Sciences of Philadelphia [1817-1910] Published in commemoration of the centenary of the academy, March 21, 1912 - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences, 1912)

Index zu L. Reichenbach's ornithologischen Werken - Reichenbach, H. G. Ludwig (Heinrich Gottlieb Ludwig), 1793 -1879 (R. Freidlander, 1879)

Indexes and lists of specimens, Arizona, 1884-1887 - Mearns, Edgar Alexander, 1856 -1916 (1884)

The influence of distribution and ecology on the thermoregulation of small birds - Yarbrough, Charles Gerald, 1939 - (1970)

Insectivorous birds of Manitoba - Atkinson, George E., 1870 -1913 (Stovel, 1903)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1907)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1909)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1910)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1913)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1914)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1980)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1984)

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

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1988)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1989)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1990)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1993)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1997)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1998)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 1999)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 2011)

Iowa bird life - Iowa Ornithologists' Union. (Iowa Ornithologists' Union, 2018)

The Iowa ornithologist - Iowa Ornithological Association. (David L. Savage, 1894)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1844)

Isis von Oken - Oken, Lorenz, 1779 -1851 (Expedition der Isis, 1847)

J. Ross Robertson ornithological collection water-color drawings by William Pope, a native of Maidstone, Kent, England, who spent the greater part of his life in Western Ontario, residing in Port Ryerse for forty years - Toronto Public Library. (Public library, 1917)

Jahrbuch der Königlich Preussischen Geologischen Landesanstalt und Bergakademie zu Berlin für das Jahr ... - Königlich Preussische Geologische Landesanstalt und Bergakademie zu Berlin. (Simon Schropp'schen Hof-Landkartenhandlung, 1885)

Jahrbuch der Königlich Preussischen Geologischen Landesanstalt und Bergakademie zu Berlin für das Jahr ... - Königlich Preussische Geologische Landesanstalt und Bergakademie zu Berlin. (Simon Schropp'schen Hof-Landkartenhandlung, 1886)

Jahrbuch der Vogelkunde (Kosmos, Gesellschaft der Naturfreunde, 1908)

Jahresbericht der Naturforschenden Gesellschaft Graubündens - Naturforschende Gesellschaft Graubündens. (Buch- und Offsetdruck Bischofberger [etc.], 1859)

Jahresbericht der Naturforschenden Gesellschaft Graubündens - Naturforschende Gesellschaft Graubündens. (Buch- und Offsetdruck Bischofberger [etc.], 1861)

Jahreshefte des Vereins für vaterländische Naturkunde in Württemberg - Staatliches Museum für Naturkunde in Stuttgart. (1885)

Johannes Müller on certain variations in the vocal organs of the Passeres that have hitherto escaped notice - Müller, Johannes, Physiologist. (Clarendon Press, 1878)

Journal and proceedings of the Hamilton Association - Hamilton Association. (Printed for the Hamilton Association by the Spector Printing Co, 1885)

Journal für Ornithologie - Deutsche Ornithologen-Gesellschaft (Friedländer, 1855)

Journal für Ornithologie - Deutsche Ornithologen-Gesellschaft (Friedländer, 1859)

Journal für Ornithologie - Deutsche Ornithologen-Gesellschaft (Friedländer, 1860)

Journal für Ornithologie - Deutsche Ornithologen-Gesellschaft (Friedländer, 1866)

Journal für Ornithologie - Deutsche Ornithologen-Gesellschaft (Friedländer, 1869)

Journal für Ornithologie - Deutsche Ornithologen-Gesellschaft (Friedländer, 1878)

Journal für Ornithologie - Deutsche Ornithologen-Gesellschaft (Friedländer, 1881)

Journal für Ornithologie - Deutsche Ornithologen-Gesellschaft (Friedländer, 1885)

Journal für Ornithologie - Deutsche Ornithologen-Gesellschaft (Friedländer, 1887)

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

Journal für Ornithologie - Deutsche Ornithologen-Gesellschaft (Friedländer, 1892)

Journal für Ornithologie - Deutsche Ornithologen-Gesellschaft (Friedländer, 1908)

Journal für Ornithologie - Deutsche Ornithologen-Gesellschaft (Friedländer, 1912)

Journal für Ornithologie - Deutsche Ornithologen-Gesellschaft (Friedländer, 1853)

Journal of agricultural research - Association of American Agricultural Colleges; Experiment Stations. (U.S. Govt. Printing Office, 1914)

Journal of ethnobiology - Center for Western Studies (Flagstaff, Ariz.) (Center for Western Studies, 1992)

The Journal of geology - University of Chicago. Dept. of Geology (University of Chicago Press, 1900)

The Journal of geology - University of Chicago. Dept. of Geology (University of Chicago Press, 1903)

Journal of morphology - Wistar Institute of Anatomy; Biology. (Ginn & Co, 1889)

The journal of raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1996)

The journal of raptor research - Raptor Research Foundation. (Raptor Research Foundation, 2005)

The Journal of Research on the Lepidoptera - Lepidoptera Research Foundation (Lepidoptera Research Foundation, 1964)

Journal of researches into the geology and natural history of the various countries visited by H.M.S. Beagle ... from 1832-6 - Darwin, Charles, 1809 -1882 (J. Murray, 1845)

Journal of researches into the natural history and geology of the countries visited during the voyage of H.M.S. Beagle round the world, under the command of Capt. Fitz Roy, R.N - Darwin, Charles, 1809 -1882 (J. Murray, 1860)

Journal of researches into the natural history and geology of the countries visited during the voyage of H.M.S. "Beagle" round the world, under the command of Captain FitzRoy - Darwin, Charles, 1809 -1882 (J. Murray, 1889)

Journal of researches into the natural history and geology of the countries visited during the voyage of H. M. S. Beagle round the world, under the command of Capt. Fitz Roy - Darwin, Charles, 1809 -1882 (G. Routledge & Sons, 1891)

Journal of researches into the natural history and geology of the countries visited during the voyage of H.M.S. 'Beagle' round the world : under the command of Capt. FitzRoy, R.N - Darwin, Charles, 1809 -1882 (John Murray, Albemarle Street, 1882)

Journal of researches into the natural history and geology of the countries visited during the voyage round the world of H.M.S. 'Beagle' under the command of Captain Fitz Roy, R.N - Darwin, Charles, 1809 -1882 (D. Appleton and company, 1890)

Journal of researches into the natural history and geology of the countries visited during the voyage of H.M.S. Beagle round the world, under the command of Capt. Fitz Roy, R.N - Darwin, Charles, 1809 -1882 (D. Appleton, 1871)

Journal of researches into the natural history and geology of the countries visited during the voyage round the world of H.M.S. 'Beagle,' under the command of Captain Fitz Roy - Darwin, Charles, 1809 -1882 (J. Murray, 1913)

Journal of researches into the natural history and geology of the countries visited during the voyage of H.M.S. Beagle round the world : under the command of Capt. Fitz Roy, R.N - Darwin, Charles, 1809 -1882 (Harper & Brothers, 1846)

Journal of researches into the natural history and geology of the countries visited during the voyage of H.M.S. Beagle round the world, under the command of Capt. Fitz Roy, R.N - Darwin, Charles, 1809 -1882 (D. Appleton, 1878)

Journal of researches into the natural history and geology of the countries visited during the voyage round the world of the H.M.S. 'Beagle' : under the command of Capt. Fitz Roy, R.N - Darwin, Charles, 1809 -1882 (J. Murray, 1890)

Journal of researches into the natural history and geology of the countries visited during the voyage of H.M.S. "Beagle" round the world - Darwin, Charles, 1809 -1882 (Ward, Lock, 1906)

Journal of researches into the natural history and geology of the countries visited during the voyage round the world of H.M.S. 'Beagle' under the command of Captain FitzRoy - Darwin, Charles, 1809 -1882 (John Murray, 1909)

Journal of researches into the natural history and geology of the countries visited during the voyage of H.M.S. Beagle round the world : under the command of Capt. Fitz Roy, R.N - Darwin, Charles, 1809 -1882 (John Murray, Albemarle Street, 1845)

Journal of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1847)

Journal of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1852)

Journal of the Academy of Natural Sciences of Philadelphia - Academy of Natural Sciences of Philadelphia. (Academy of Natural Sciences of Philadelphia, 1912)

The journal of the Bombay Natural History Society - Bombay Natural History Society. (Bombay Natural History Society, 1976)

The journal of the Bombay Natural History Society - Bombay Natural History Society. (Bombay Natural History Society, 2011)

The Journal of the Cincinnati Society of Natural History - Cincinnati Society of Natural History. (The Society, 1878)

The Journal of the Cincinnati Society of Natural History - Cincinnati Society of Natural History. (The Society, 1879)

The Journal of the Cincinnati Society of Natural History - Cincinnati Society of Natural History. (The Society, 1881)

The Journal of the Cincinnati Society of Natural History - Cincinnati Society of Natural History. (The Society, 1883)

The Journal of the Cincinnati Society of Natural History - Cincinnati Society of Natural History. (The Society, 1886)

Journal of the Elisha Mitchell Scientific Society - Elisha Mitchell Scientific Society (Chapel Hill, N.C.) (Elisha Mitchell Scientific Society [etc.], 1895)

Journal of the Elisha Mitchell Scientific Society - Elisha Mitchell Scientific Society (Chapel Hill, N.C.) (Elisha Mitchell Scientific Society [etc.], 1897)

Journal of the Elisha Mitchell Scientific Society - Elisha Mitchell Scientific Society (Chapel Hill, N.C.) (Elisha Mitchell Scientific Society [etc.], 1912)

The Journal of the Linnean Society. Botany - Linnean Society of London. (Longman, Green, Longman, Roberts & Green, 1880)

The Journal of the Linnean Society of London. Zoology - Linnean Society of London. (Academic Press [etc.], 1896)

The Journal of the Maine Ornithological Society - Maine Ornithological Society. (Maine Ornithological Society, 1900)

The Journal of the Maine Ornithological Society - Maine Ornithological Society. (Maine Ornithological Society, 1901)

The Journal of the Maine Ornithological Society - Maine Ornithological Society. (Maine Ornithological Society, 1904)

The Journal of the Museum of Comparative Oology - Santa Barbara Museum of Natural History. (The Museum, 1922)

Journal of the proceedings of the Linnean Society Zoology - Linnean Society of London. (The Society, 1857)

Journal of the proceedings of the Linnean Society Zoology - Linnean Society of London. (The Society, 1858)

Journal of the Royal Microscopical Society - Royal Microscopical Society (Great Britain) (Royal Microscopical Society, 1920)

Journals of William Brewster, 1871-1919 (inclusive) - Brewster, William, 1851 -1919 (1876)

Journals of William Brewster, 1871-1919 (inclusive) - Brewster, William, 1851 -1919 (1888)

Journals of William Brewster, 1871-1919 (inclusive) - Brewster, William, 1851 -1919 (1871)

Journals of William Brewster, 1871-1919 (inclusive) - Brewster, William, 1851 -1919 (1894)

Journals of William Brewster, 1871-1919 (inclusive) - Brewster, William, 1851 -1919 (1895)

Journals of William Brewster, 1871-1919 (inclusive) - Brewster, William, 1851 -1919 (1896)

Journals of William Brewster, 1871-1919 (inclusive) - Brewster, William, 1851 -1919 (1898)

Journals of William Brewster, 1871-1919 (inclusive) - Brewster, William, 1851 -1919 (1899)

A journey from Prince of Wales's fort in Hudson Bay to the northern ocean, in the years 1769, 1770, 1771, and 1772 - Hearne, Samuel, 1745 -1792 (Champlain Society, 1911)

A journey from Prince of Wales's Fort in Hudson's Bay to the Northern Ocean, in the years 1769, 1770, 1771, and 1772 - Hearne, Samuel, 1745 -1792 (Champlain society, 1911)

A journey from Prince of Wales's fort in Hudson's Bay to the northern ocean, in the years 1769, 1770, 1771, 1772 - Hearne, Samuel, 1745 -1792 (Champlain Society, 1911)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1886)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1887)

Katalog der Eiersammlung, nebst Beschreibungeh der aussereuropäischen Eier - Nehrkorn, Adolph. (R. Friedler & Sohn, 1910)

Katalog der Eiersammlung : nebst Beschreibungen der aussereuropäischen Eier - Nehrkorn, Adolph (H. Bruhn, 1899)

Katalog der vögel welche im Naturhistorischen Museum in Colmar aufgestellt sind - Schneider, Gustav. (s.n, 1896)

Katalog der Vogelsammlung in Museum der Senckenbergischen Naturforschenden Gesellschaft in Frankfurt am Main - Senckenbergische Naturforschende Gesellschaft. (Knauer, 1891)

The Kentucky warbler - Kentucky Ornithological Society. (Kentucky Ornithological Society, 1953)

The Kentucky warbler - Kentucky Ornithological Society. (Kentucky Ornithological Society, 2009)

Key to North American birds - Coues, Elliott, 1842 -1899 (1872)

Key to North American birds. Containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary, inclusive of Greenland and lower California, with which are incorporated General ornithology: an outline of the structure and classification of birds; and Field ornithology, a manual of collecting, preparing, and preserving birds - Coues, Elliott, 1842 -1899 (Estes and Lauriat, 1887)

Key to North American birds; containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary. Illustrated by 6 steel plates and upwards of 250 woodcuts - Coues, Elliott, 1842 -1899 (Naturalists' Agency, 1872)

Key to North American birds. Containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary, inclusive of Greenland and lower California, with which are incorporated General ornithology: an outline of the structure and classification of birds; and Field ornithology, a manual of collecting, preparing, and preserving birds - Coues, Elliott, 1842 -1899 (Estes and Lauriat, 1890)

Key to North American birds. Containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary, inclusive of Greenland - Coues, Elliott, 1842 -1899 (Macmillan, 1884)

Key to North American birds. Containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary, inclusive of Greenland and lower California, with which are incorporated General ornithology, an outline of the structure and classification of birds, and Field ornithology, a manual of collecting, preparing, and preserving birds - Coues, Elliott, 1842 -1899 (D. Estes and Company, 1890)

Key to North American birds. Containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary, inclusive of Greenland and lower California, with which are incorporated General ornithology: an outline of the structure and classification of birds; and Field ornithology, a manual of collecting, preparing, and preserving birds - Coues, Elliott, 1842 -1899 (Estes and Lauriat, 1894)