Annual report of the trustees of the Museum of Comparative Zoology, together with the report of the director - Harvard University. Museum of Comparative Zoology. (W. White, 1864)

Annual report of the United States Geological Survey to the Secretary of the Interior - Geological Survey (U.S.) (G.P.O, 1898)

Annual report on the noxious, beneficial and other insects of the State of Missouri - Riley, Charles V. (Charles Valentine), 1843 -1895 (Ellwood Kirby, 1873)

Annual report upon the geographical surveys west of the one-hundredth meridian in the states and territories of California, Oregon, Nevada, Texas, Arizona, Colorado, Idaho, Montana, New Mexico, Utah, and Wyoming : being Appendix NN of the Annual report of the Chief of Engineers for 1877 - Geographical Surveys West of the 100th Meridian (U.S.) (Govt. Print. Off, 1877)

Annual reports - Academy of Natural Sciences of Philadelphia. (The Academy], 1914)

Appendix: the California Desert Conservation Area : plan alternatives and environmental impact statement, draft - United States. Bureau of Land Management. (U.S. Department of the Interior, Bureau of Land Management, California State Office, 1980)

Appendix to A list of the genera of birds - Gray, George Robert, 1808 -1872 (Richard and John E. Taylor, 1842)

Apuntes para la fauna Puerto-Riqueña - Gundlach, Johannes Christoph, 1810 -1896 (s.n, 1878)

Aquila - Magyar ornithologiai központ. (A Magyar Ornithologiai Knt Kiadva, 1897)

Aquila - Magyar ornithologiai központ. (A Magyar Ornithologiai Knt Kiadva, 1954)

Aquila - Magyar ornithologiai központ. (A Magyar Ornithologiai Knt Kiadva, 1986)

Arboretum bulletin of the associates - University of Pennsylvania. Morris Arboretum. (The Morris Arboretum of the University of Pennylvania, 1937)

Archiv für Naturgeschichte. Abteilung B (Nicolai, 1912)

Archiv für Naturgeschichte. Abteilung B (Nicolai, 1913)

Archiv für Naturgeschichte. Abteilung B (Nicolai, 1914)

Archiv für Naturgeschichte. Abteilung B (Nicolai, 1915)

Archiv für Naturgeschichte. Abteilung B (Nicolai, 1916)

Archiv für Naturgeschichte. Abteilung B (Nicolai, 1917)

Archiv für Naturgeschichte. Abteilung B (Nicolai, 1920)

Archiv für Naturgeschichte (Nicolai, 1864)

Archiv für Naturgeschichte (Nicolai, 1865)

Archiv für Naturgeschichte (Nicolai, 1866)

Archiv für Naturgeschichte (Nicolai, 1878)

Archiv für Naturgeschichte (Nicolai, 1888)

Archiv für Naturgeschichte (Nicolai, 1889)

Archiv für Naturgeschichte (Nicolai, 1890)

Archiv für Naturgeschichte (Nicolai, 1892)

Archiv für Naturgeschichte (Nicolai, 1895)

Archiv für Naturgeschichte (Nicolai, 1898)

Archiv für Naturgeschichte (Nicolai, 1900)

Archiv für Naturgeschichte (Nicolai, 1902)

Archiv für Naturgeschichte (Nicolai, 1904)

Archiv für Naturgeschichte (Nicolai, 1907)

Archiv für Naturgeschichte (Nicolai, 1909)

Archiv für Naturgeschichte (Nicolai, 1910)

The Arctic prairies : a canoe-journey of 2,000 miles in search of the caribou : being the account of a voyage to the region north of Aylmer lake - Seton, Ernest Thompson, 1860 -1946 (Constable, 1912)

The Arctic prairies, a canoe-journey of 2,000 miles in search of the caribou; being the account of a voyage to the region north of Aylmer Lake - Seton, Ernest Thompson, 1860 -1946 (C. Scribner's Sons, 1911)

The Arctic prairies : a canoe-journey of 2,000 miles in search of the caribou; being the account of a voyage to the region north of Aylmer Lake - Seton, Ernest Thompson, 1860 -1946 (W. Briggs, 1911)

The Arctic prairies; a canoe-journey of 2,000 miles in search of the caribou; being the account of a voyage to the region north of Aylmer Lake - Seton, Ernest Thompson, 1860 -1946 (C. Scribner's sons, 1911)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 2007)

An assessment of potential conflicts between nesting raptors and human activities in the Long Pines area of southeastern Montana : with special emphasis on uranium development : final report - Allen, George T. (George Thomas) (Bureau of Baseline Studies, Montana Dept. of Fish and Game, 1979)

The Atlantic slope naturalist - Rotzell, W. E. (Willett Enos), 1871 -1913 (W.E. Rotzell, 1903)

Atlas of avian hematology - Jamroz, Casimir. (U.S. Dept. of Agriculture, 1961)

Atoll research bulletin - Smithsonian Institution ([Smithsonian Press, 1962)

Atoll research bulletin - Smithsonian Institution ([Smithsonian Press, 1980)

Atoll research bulletin - Smithsonian Institution ([Smithsonian Press, 2004)

Audubon the naturalist; a history of his life and time - Herrick, Francis Hobart, 1858 -1940 (D. Appleton, 1917)

Audubon the naturalist : a history of his life and time - Herrick, Francis Hobart, 1858 -1940 (D. Appleton and company, 1917)

Audubon, the naturalist; a history of his life and time - Herrick, Francis Hobart, 1858 -1940 (Appleton, 1917)

Audubon the naturalist; a history of his life and time - Herrick, Francis Hobart, 1858 -1940 (D. Appleton-Century Company, incorporated, 1938)

Audubon the naturalist; a history of his life and time - Herrick, Francis Hobart, 1858 -1940 (D. Appleton and Company, 1917)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1886)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1887)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1888)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1889)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1890)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1891)