Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1917)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1918)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1919)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1920)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1921)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1922)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1923)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1925)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1926)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1927)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1928)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1929)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1930)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1931)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1932)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1934)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1936)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1937)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1939)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1941)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1943)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1944)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1945)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1946)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1947)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1948)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1950)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1951)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1952)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1953)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1954)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1955)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1956)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1957)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1958)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1959)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1960)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1961)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1962)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1963)

Annual report of the Board of Regents of the Smithsonian Institution - Smithsonian Institution (Smithsonian Institution, 1964)

Annual report of the Director to the Board of Trustees for the year - Field Columbian Museum. (Field Columbian Museum, 1898)

Annual report of the Minnesota State Horticultural Society - Minnesota State Horticultural Society. (The Society, 1883)

Annual report of the Nebraska State Horticultural Society - Nebraska State Horticultural Society. (The Society, 1896)

Annual report of the New Jersey State Museum - Smith, John Bernhard, 1858 -1912 (MacCrellish & Quigley, State Printers, 1903)

Annual report of the New Jersey State Museum - Smith, John Bernhard, 1858 -1912 (MacCrellish & Quigley, State Printers, 1908)

Annual report of the New York Zoological Society - New York Zoological Society. (The Society, 1901)

Annual report of the New York Zoological Society - New York Zoological Society. (The Society, 1906)

Annual report of the New York Zoological Society - New York Zoological Society. (The Society, 1908)

Annual report of the Regents - New York State Museum. (J.B. Lyon, State Printer, 1908)

Annual report of the Secretary of the State Board of Agriculture of the State of Michigan - Michigan State College. Agricultural Experiment Station. (The Board, 1862)

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)

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)

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

Aquila - Magyar ornithologiai központ. (A Magyar Ornithologiai Knt Kiadva, 1915)

Aquila - Magyar ornithologiai központ. (A Magyar Ornithologiai Knt Kiadva, 1916)

Aquila - Magyar ornithologiai központ. (A Magyar Ornithologiai Knt Kiadva, 1917)

Aquila - Magyar ornithologiai központ. (A Magyar Ornithologiai Knt Kiadva, 1960)

Aquila - Magyar ornithologiai központ. (A Magyar Ornithologiai Knt Kiadva, 1982)

Aquila - Magyar ornithologiai központ. (A Magyar Ornithologiai Knt Kiadva, 1983)

Aquila - Magyar ornithologiai központ. (A Magyar Ornithologiai Knt Kiadva, 1993)

Aquila - Magyar ornithologiai központ. (A Magyar Ornithologiai Knt Kiadva, 2000)

Aquila - Magyar ornithologiai központ. (A Magyar Ornithologiai Knt Kiadva, 2004)

Aquila - Magyar ornithologiai központ. (A Magyar Ornithologiai Knt Kiadva, 2006)

Aquila - Magyar ornithologiai központ. (A Magyar Ornithologiai Knt Kiadva, 2007)

Aquila - Magyar ornithologiai központ. (A Magyar Ornithologiai Knt Kiadva, 2008)

Aquila - Magyar ornithologiai központ. (A Magyar Ornithologiai Knt Kiadva, 2010)

Aquila - Magyar ornithologiai központ. (A Magyar Ornithologiai Knt Kiadva, 2013)

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, 1917)

Archiv für Naturgeschichte (Nicolai, 1887)

Archiv für Naturgeschichte (Nicolai, 1902)

Archiv für Naturgeschichte (Nicolai, 1910)

Archiv für Naturgeschichte (Nicolai, 1911)

An Arctic ecosystem : the coastal tundra at Barrow, Alaska - Brown, Jerry, 1936 - (Dowden, Hutchinson & Ross, 1980)

The Arctic forests - Mason, Michael Henry, 1900 - (Hodder and Stoughton ltd, 1924)

Ardea - Nederlandsche Ornithologische Vereeniging. (Nederlandse Ornithlogische Unie, etc, 1914)

Arkansas and Texas, 1917-1918 : To investigate damage done by birds to rice crops; Includes a field diary, 12 December 1917 - 6 January 1918, correspondence, and a report on the investigation - Wetmore, Alexander, 1886 -1978 (1917)

Arnoldia - Arnold Arboretum. (Arnold Arboretum, Harvard University, 1971)

The ASB bulletin - Association of Southeastern Biologists. (Association of Southeastern Biologists, 1959)

The ASB bulletin - Association of Southeastern Biologists. (Association of Southeastern Biologists, 1979)

Atlante ornitologico : uccelli europei : con notizie d'indole generale e particolare - Arrigoni degli Oddi, Ettore, 1867 -1942 (U. Hoepli, 1902)

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

Atoll research bulletin - Smithsonian Institution ([Smithsonian Press, 1990)

Atti della Società italiana di scienze naturali - Società italiana di scienze naturali. (Coi tipi di G. Bernardoni, 1892)

Audubon and his journals - Coues, Elliott, 1842 -1899 (C. Scribner, 1897)

Audubon and his journals - Coues, Elliott, 1842 -1899 (Nimmo, 1898)

Audubon and his journals - Coues, Elliott, 1842 -1899 (Scribner's Sons, 1897)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1885)

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)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1892)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1893)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1894)