The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1991)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1992)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1993)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1995)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1996)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1997)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1998)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1999)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 2000)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 2003)

The Wilson journal of ornithology - Wilson Ornithological Society (Wilson Ornithological Society, 2006)

The Wilson journal of ornithology - Wilson Ornithological Society (Wilson Ornithological Society, 2008)

The Wilson journal of ornithology - Wilson Ornithological Society (Wilson Ornithological Society, 2009)

The Wilson journal of ornithology - Wilson Ornithological Society (Wilson Ornithological Society, 2010)

The Wilson journal of ornithology - Wilson Ornithological Society (Wilson Ornithological Society, 2011)

Wingspan : newsletter for members of the Raptor Research Foundation - Raptor Research; Technical Assistance Center (U.S.) (Raptor Research & Technical Assistance Center, 1998)

Wingspan : newsletter for members of the Raptor Research Foundation - Raptor Research; Technical Assistance Center (U.S.) (Raptor Research & Technical Assistance Center, 2003)

The winter bird-life of Minnesota; being an annotated list of birds that have been found within the state of Minnesota during the winter months - Roberts, Thomas S. (Thomas Sadler), 1858 -1946 (1916)

The winter birds of Minnesota - Roberts, Thomas S. (Thomas Sadler), 1858 -1946 (1881)

Winter sunshine - Burroughs, John, 1837 -1921 (Houghton, Mifflin, 1901)

Winter sunshine - Burroughs, John, 1837 -1921 (Houghton, Mifflin, 1917)

Winter sunshine - Burroughs, John, 1837 -1921 (Houghton, Mifflin, 1902)

With rod and gun in New England and the maritime provinces; with valuable supplementary chapters - Samuels, Edward A. (Edward Augustus), 1836 -1908 (Samuels & Kimball, 1897)

Wood notes wild, notations of bird music - Cheney, John Vance, 1848 -1922 (Lee and Shepard, 1892)

Workshop proceedings: management of western forests and grasslands for nongame birds, February 11-14, 1980, Salt Lake City, Utah - Intermountain Forest; Range Experiment Station (Ogden, Utah) (Intermountain Forest and Range Experiment Station, Rocky Mountain Forest and Range Experiment Station, and Intermountain Region, 1980)

The world's birds a simple and popular classification of the birds of the world - Finn, Frank, 1868 -1932 (Hutchinson & co, 1908)

The writings of John Burroughs - Burroughs, John, 1837 -1921 (Houghton, Mifflin, & co, 1895)

The writings of John Burroughs - Burroughs, John, 1837 -1921 (Houghton, Mifflin, & co, 1879)

The writings of John Burroughs - Burroughs, John, 1837 -1921 (Houghton, Mifflin, & co, 1902)

The writings of John Burroughs - Burroughs, John, 1837 -1921 (Houghton, Mifflin, & co, 1904)

The writings of John Burroughs - Burroughs, John, 1837 -1921 (Houghton, Mifflin, & co, 1908)

The writings of John Burroughs. [v.1-20 - Burroughs, John, 1837 -1921 (Houghton, Mifflin and Co, 1904)

A year with the birds; a guide to the naming of 100 birds commonly to be seen in Connecticut - Fuertes, Louis Agassiz, 1874 -1927 (1905)

The year without a summer? : world climate in 1816 - Harington, C. R. (Charles Richard), 1933 - (Canadian Museum of Nature, 1992)

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The Yellowstone National Park - Comstock, Theo. B. (Theodore Bryant), 1849 -1915 (1874)

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Zeitschrift für Säugetierkunde : im Auftrage der Deutschen Gesellschaft für Säugetierkunde e.V - Deutsche Gesellschaft für Säugetierkunde (Die Gesellschaft, 1980)

Zoe:a biological journal (Zoe Publishing Co, 1890)

Zoologica : scientific contributions of the New York Zoological Society - New York Zoological Society. (1965)

Zoologica : scientific contributions of the New York Zoological Society - New York Zoological Society. (1973)

The zoological quarterly bulletin - Surface, H. A. (Harvey Adam), 1867 -1941 (Wm. Stanley Ray, state printer of Pennsylvania, 1904)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1892)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1894)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1906)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1907)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1913)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1919)

Zoological series - Geological; Natural History Survey of Minnesota. (Geological and Natural History Survey, 1892)

Der Zoologische Garten - International Union of Directors of Zoological Gardens (G. Fischer, Zoologische gesellschaft, 1872)

Der Zoologische Garten - International Union of Directors of Zoological Gardens (G. Fischer, Zoologische gesellschaft, 1876)

Zoologischer Anzeiger - Deutsche Zoologische Gesellschaft. (VEB Gustav Fischer Verlag, 1887)

Zoologischer Anzeiger - Deutsche Zoologische Gesellschaft. (VEB Gustav Fischer Verlag, 1892)

Zoologischer Anzeiger - Deutsche Zoologische Gesellschaft. (VEB Gustav Fischer Verlag, 1878)

Zoologischer Anzeiger - Deutsche Zoologische Gesellschaft. (VEB Gustav Fischer Verlag, 1888)

Zoologischer Anzeiger - Deutsche Zoologische Gesellschaft. (VEB Gustav Fischer Verlag, 1893)

Zoologischer Anzeiger - Deutsche Zoologische Gesellschaft. (VEB Gustav Fischer Verlag, 1898)

Zoologischer Jahresbericht - Stazione zoologica di Napoli. (R. Friedlander, 1910)

The Zoologist : a monthly journal of natural history (1876)

Zoology; a text-book for secondary schools, normal schools and colleges - Galloway, Thomas Walton, 1866 -1929 (P. Blakiston, 1909)

Zoology : a textbook for universities, colleges and normal schools / Thomas Walton Galloway - Galloway, Thomas Walton, 1866 -1929 (Blakiston, 1915)

昆蟲世界 = The insect world - Nawa, Yasushi, 1857 -1926 (名和昆蟲硏究所, 1902)