The Emu : official organ of the Australasian Ornithologists' Union - Australasian Ornithologists' Union. (Royal Australasian Ornithologists Union, 1916)

The Emu : official organ of the Australasian Ornithologists' Union - Australasian Ornithologists' Union. (Royal Australasian Ornithologists Union, 1920)

Encyclopédie d'histoire naturelle; ou, traité complet de cette science d'après les travaux des naturalistes les plus éminents de tous les pays et de toutes les époques: Buffon, Daubenton, Lacépède, G. Cuvier, F. Cuvier, Geoffroy Saint-Hilaire, Latreille, De Jussieu, Brongniart, etc - Chenu, Jean-Charles, 1808 -1879 (Maresq, 1851)

Encyclopédie d'histoire naturelle; ou, traité complet de cette science d'après les travaux des naturalistes les plus éminents de tous les pays et de toutes les époques: Buffon, Daubenton, Lacépède, G. Cuvier, F. Cuvier, Geoffroy Saint-Hilaire, Latreille, De Jussieu, Brongniart, etc - Chenu, Jean-Charles, 1808 -1879 (Maresq, 1857)

Encyclopédie d'histoire naturelle; ou, traité complet de cette science d'après les travaux des naturalistes les plus éminents de tous les pays et de toutes les époques: Buffon, Daubenton, Lacépède, G. Cuvier, F. Cuvier, Geoffroy Saint-Hilaire, Latreille, De Jussieu, Brongniart, etc - Chenu, Jean-Charles, 1808 -1879 (Maresq, 1876)

English cyclopaedia, a new dictionary of universal knowledge - Knight, Charles, 1791 -1873 (Bradbury, 1854)

Entomologica Americana - Brooklyn Entomological Society (New York Entomological Society [etc.], 1953)

Ethnozoology of the Tewa Indians - Harrington, John Peabody. (Govt. print. off, 1914)

"Every bird;" a guide to the identification of the birds of woodland, beach and ocean. With one hundred and twenty-four line illustrations - Howe, Reginald Heber, Jr. 1875 -1932 (B. Whidden, 1896)

Evolution of the colors of North American land birds - Keeler, Charles, 1871 -1937 (Academy of Sciences, 1893)

Evolution of the colors of North American land birds - Keeler, Charles, 1871 -1937 (California Academy of Sciences, 1893)

Evolution of the colors of North American Land Birds - Keeler, Charles, 1871 -1937 (California academy of sciences, 1893)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1889)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1917)

Exploration and survey of the valley of the Great Salt Lake of Utah, including a reconnoissance of a new route through the Rocky Mountains - Baird, Spencer Fullerton, 1823 -1887 (Lippincott, Grambo & Co, 1852)

The factors in organic evolution; a syllabus of a course of elementary lectures delivered in Leland Stanford junior university - Jordan, David Starr, 1851 -1931 (Leland Stanford junior university, University press, 1895)

The faculties of birds - Rennie, James, 1787 -1867 (Charles Knight,. 22, Ludgate Street, 1835)

Falco unregelmässig im Anschluss an das Werk "Berajah, Zoographia infinita" erscheinende Zeitschrift (W. Schlüter, 1909)

Falco unregelmässig im Anschluss an das Werk "Berajah, Zoographia infinita" erscheinende Zeitschrift (W. Schlüter, 1910)

Falco unregelmässig im Anschluss an das Werk "Berajah, Zoographia infinita" erscheinende Zeitschrift (W. Schlüter, 1913)

The farmer's and planter's encyclopaedia of rural affairs; embracing all the most recent discoveries in agricultural chemistry, suited to the comprehension of unscientific readers - Emerson, G. (Gouverneur), 1796 -1874 (J. B. Lippincott & Co, 1868)

The farmer's and the planter's encyclopædia of rural affairs - Emerson, G. (Gouverneur), 1796 -1874 (Lippincott, Grambo & co, 1851)

The farmer's encyclopædia, and dictionary of rural affairs; embracing all the most recent discoveries in agricultural chemistry. Adapted to the comprehension of unscientific readers ... - Emerson, G. (Gouverneur), 1796 -1874 (Carey and Hart, 1844)

Farmers' bulletin - United States. Department of Agriculture. (G.P.O, 1916)

Fauna boreali-americana, or, The zoology of the northern parts of British America : containing descriptions of the objects of natural history collected on the late northern land expeditions under command of Captain Sir John Franklin, R.N - Richardson, John, Sir, 1787 -1865 (John Murray, 1831)

Fauna boreali-americana, or, The zoology of the northern parts of British America : containing descriptions of the objects of natural history collected on the late northern land expeditions, under command of Captain Sir John Franklin, R.N - Richardson, John, Sir, 1787 -1865 (J. Murray [etc.], 1829)

Fauna boreali-americana, or, The zoology of the northern parts of British America : containing descriptions of the objects of natural history collected on the late northern land expeditions, under command of Captain Sir John Franklin, R.N - Richardson, John, Sir, 1787 -1865 (J. Murray [etc.], 1831)

The fauna of British India, including Ceylon and Burma. Birds - Oates, Eugene William, 1845 -1911 (Taylor and Francis; [etc., etc.], 1890)

Fauna of Manitoba - Seton, Ernest Thompson, 1860 -1946 (s.n, 1909)

Fauna of New England (Printed for the [Boston] Society [of Natural History] from the Gurdon Saltonstall Fund, 1904)

Fauna of New England, 11 : list of the aves - Allen, Glover M. (Glover Morrill), 1879 -1942 (Society of Natural History, 1909)

Fauna of New England - Allen, Glover M. (Glover Morrill), 1879 -1942 (Society of Natural History, 1909)

Favorite foreign birds for cages and aviaries - Greene, W. T. (William Thomas) (L. Upcott Gill, 1891)

Field and forest - Potomac-side Naturalists' Club. (Columbia Press, 1876)

Field and forest rambles, with notes and observations on the natural history of eastern Canada - Adams, Andrew Leith, 1827 -1882 (H.S. King & Co, 1873)

Field book of wild birds and their music : a description of the character and music of birds, intended to assist in the identification of species common in the United States east of the Rocky Mountains - Mathews, F. Schuyler (Ferdinand Schuyler), 1854 -1938 (G.P. Putnam's Sons, 1921)

Field book of wild birds and their music; a description of the character and music of birds, intended to assist in the identification of species common in the United States east of the Rocky Mountains - Mathews, F. Schuyler (Ferdinand Schuyler), 1854 -1938 (G.P. Putnam's Sons, 1921)

Field journal, specimen lists, and miscellaneous notes, Fort Verde, Arizona, and Fort Snelling, Minnesota, 1888-1891 - Mearns, Edgar Alexander, 1856 -1916 (1888)

Field naturalist - Rennie, James, 1787 -1867 (Orr and Smith, 1833)

Field naturalist : journal of the Trinidad Field Naturalists' Club - Trinidad Field Naturalists' Club. (The Club, 1835)

The Field naturalist : a review of animals, plants, minerals, the structure of the earth, and appearances of the sky - Rennie, James, 1787 -1867 (Orr and Smith, 1835)

Field Notes, 1932-1939 (includes egg collecting at Big Stone Gap, Parramore Island, and Wachapreague, 1932-1936; nesting of Bald Eagles in Princess Anne County, 1937-1939; bird observations, 1932-1938) - Camblos, Joshua F. B. (1932)

Field notes, California, July 22-October 31, 1907 - Bailey, Vernon, 1864 -1942 (1907)

Field notes, California, September 8-October 24, 1911 - Bailey, Vernon, 1864 -1942 (1911)

Field notes, includes botanical observations made in Washington, D.C., March 1-12, 1899 and March 8-11, 1900, miscellaneous notes, 1913 and 1915 and notes made on trip to the Patuxent River, Maryland, April 23-24, 1916 - Bailey, Vernon, 1864 -1942 (1899)

Field notes, Maryland, March 27-31, 1899, and California, August 27-November 1, 1899 - Bailey, Vernon, 1864 -1942 (1899)

Field notes, Minnesota and Ontario, September 30-October 22, 1905 and notes kept on trips to Michigan and Minnesota, March 23-April 19, 1907 - Bailey, Vernon, 1864 -1942 (1905)

Field notes, Minnesota and Wyoming, April 8-May 17, 1890 - Bailey, Vernon, 1864 -1942 (1890)

Field notes, Montana and Idaho, June 23-September 8, 1911 - Bailey, Vernon, 1864 -1942 (1911)

Field notes, Montana and Michigan, September 2-October 19, 1894, and field notes, Montana, Idaho, Washington, Oregon, and Michigan, March 3- September 20, 1895 - Bailey, Vernon, 1864 -1942 (1894)

Field notes, Montana, Washington, and Oregon, August 20-October 22, 1909 - Bailey, Vernon, 1864 -1942 (1909)

Field notes, Nevada and California, April 16-October 16, 1898 - Bailey, Vernon, 1864 -1942 (1898)

Field notes, New Mexico and Arizona, July 11-October 7, 1908 - Bailey, Vernon, 1864 -1942 (1908)

Field notes, New Mexico, Arizona, and California, May 27-July 21, 1907 - Bailey, Vernon, 1864 -1942 (1907)

Field notes, New Mexico, October 12-November 15, 1908 - Bailey, Vernon, 1864 -1942 (1908)

Field notes, North Carolina, South Carolina, Georgia, Mississippi, Louisiana, and Texas, April 4-June 19, 1892 - Bailey, Vernon, 1864 -1942 (1892)

Field notes, North Dakota, South Dakota, and Montana, July 9-August 18, 1909 - Bailey, Vernon, 1864 -1942 (1909)

Field notes, Oklahoma and New Mexico, August 1-November 16, 1906 - Bailey, Vernon, 1864 -1942 (1906)

Field notes on birds observed in Dakota and Montana along the forty-ninth parallel during the seasons of 1873 and 1874 - Coues, Elliott, 1842 -1899 ([G.P.O.?], 1878)

Field notes, Oregon and Washington, May 12-October 10, 1897 and Washington, D.C., March-April 1898 - Bailey, Vernon, 1864 -1942 (1897)

Field notes, Texas and California, June 5-October 15, 1900 - Bailey, Vernon, 1864 -1942 (1900)

Field notes, Texas and New Mexico, July 4-December 19, 1904 - Bailey, Vernon, 1864 -1942 (1904)

Field notes, Texas and New Mexico, May 2-October 1, 1901 - Bailey, Vernon, 1864 -1942 (1901)

Field notes, Utah, Arizona, and Nevada, January 1-February 11, 1889 - Bailey, Vernon, 1864 -1942 (1889)

Field notes, Washington, D.C., February 15-June 15, 1940, New Mexico, June 20-October 2, 1940 - Bailey, Vernon, 1864 -1942 (1940)

Field notes, Wyoming and New Mexico, March 15-June 3, 1906 - Bailey, Vernon, 1864 -1942 (1906)

Field notes, Oregon, May 6-October 6, 1896, and West Virginia, January 19-25, 1897 - Bailey, Vernon, 1864 -1942 (1894)

Field ornithology : comprising a manual of instruction for procuring, preparing and preserving birds, and a check list of North American birds - Coues, Elliott, 1842 -1899 (Naturalists' Agency, 1874)

Field ornithology. Comprising a manual of instruction for procuring, preparing and preserving birds, and a check list of North American birds - Coues, Elliott, 1842 -1899 (Naturalists' Agency; [etc., etc.], 1874)

Field ornithology. Comprising a manual of instruction for procuring, preparing and preserving birds, and a check list of North American birds - Coues, Elliott, 1842 -1899 (Naturalists' Agency, 1874)

Field ornithology comprising a manual of instruction for procuring, preparing and preserving birds and a check list of North American birds - Coues, Elliott, 1842 -1899 (Naturalists' Agency, 1874)

Final report of the state geologist. Vol.II, pt.2 Zoology - New Jersey Geological Survey. (The Survey, 1890)

Final report. v. 1-8 - New Jersey Geological Survey. (1917)

First report : accompanied with Notes on the birds of Minnesota, by P. L. Hatch - Geological; Natural History Survey of Minnesota. (1892)

First report of the state zoo¨logist : accompanied with Notes on the birds of Minnesota - Hatch, P. L. (Geological and Natural History Survey of Minnesota, 1892)

Fishery leaflet - U.S. Fish; Wildlife Service (The Service, 1933)

Flora and fauna of Bucks County - Moyer, I. S. (Lewis, 1905)

Flora germanica excursoria ex affinitate regni vegetabilis naturali disposita, sive principia synopseos plantarum in Germania terrisque in Europa media adjacentibus sponte nascentium cultarumque frequentius - Reichenbach, H. G. Ludwig (Heinrich Gottlieb Ludwig), 1793 -1879 (Carolum Cnobloch, 1830)

Flora of the U.S.S.R - Botanicheskiĭ institut (Akademii︠a︡ nauk SSSR) (Israel Program for Scientific Translations, 1976)