Vollständige Naturgeschichte der deutschen Zimmer, Haus- und Jagdvögel : nebst e. Ahn. üb. d. ausländ. Vögel, welche in Deutschland im Handel vorkommen - Friderich, C. G. (Hoffmann, 1876)

Der vollständige Vögelsang : Eine gründliche Anleitung alle europaischen Vögel - Brehm, L. (Ludwig), 1787 -1864 (B. Voigt, 1855)

Die vollständigste Naturgeschichte der Vögel - Reichenbach, H. G. Ludwig (Heinrich Gottlieb Ludwig) 1793 -1879 (Expedition der Vollständigsten Naturgeschichte, 1836)

Die vollständigste Naturgeschichte der Vögel - Reichenbach, H. G. Ludwig (Heinrich Gottlieb Ludwig) 1793 -1879 (Expedition der Vollständigsten Naturgeschichte, 1850)

Die vollständigste Naturgeschichte der Vögel Neuhollands : ein Beitrag zur Naturgeschichte Australiens - Reichenbach, H. G. Ludwig (Heinrich Gottlieb Ludwig), 1793 -1879 (Expedition der vollständigsten Naturgeschichte, 1850)

Voyage dans la Russie méridionale et la Crimée - Demidov, Anatolīĭ, principe di San Donato, 1812 -1870 (E. Bourdin, 1840)

Wanderings of a naturalist in India : the western Himalayas, and Cashmere - Adams, Andrew Leith, 1827 -1882 (Edmonston & Douglas, 1867)

The Warbler (Mayflower Pub. Co, 1905)

The water birds of North America - Baird, Spencer Fullerton, 1823 -1887 (Little, Brown, and Company, 1884)

The water birds of North America - Baird, Spencer Fullerton, 1823 -1887 (Little, Brown, 1884)

The water-fowl family - Bishop, Louis B. (Louis Bennett), 1865 -1950 (The Macmillan company, 1903)

The water-fowl family - Fuertes, Louis Agassiz, 1874 -1927 (The Macmillan Company, 1903)

The water-fowl family - Bishop, Louis B. (Louis Bennett), 1865 -1950 (Macmillan, 1903)

Welsh birds - Welsh Ornithological Society. (Welsh Ornithological Society, 2009)

Western birds - California Field Ornithologists. (California Field Ornithologists, 1975)

Western birds - California Field Ornithologists. (California Field Ornithologists, 1989)

Western birds - California Field Ornithologists. (California Field Ornithologists, 1997)

Western birds - California Field Ornithologists. (California Field Ornithologists, 1998)

Western naturalist - Renfrew Natural History Society. (Renfrew Natural History Society, 1973)

Wild animals of Glacier National Park. The mammals, with notes on physiography and life zones; The birds - Bailey, Vernon, 1864 -1942 (Govt. print. off, 1918)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1903)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1904)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1905)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1912)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1914)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1917)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1918)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1923)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1925)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1930)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1931)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1935)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1948)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1950)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1953)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1955)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1959)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1961)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1965)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1966)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1969)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1972)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1979)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1980)

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, 1998)

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, 2010)

The Wilson quarterly - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Chapter of the Agassiz Association, 1892)

Die wirbelthiere Europa's - Blasius, J. H. (Johann Heinrich), 1809 -1870 (F. Vieweg und sohn, 1840)

With rod and gun in New England and the Maritime provinces - Samuels, Edward A. (Edward Augustus), 1836 -1908 (Samuels & Kimball, 1897)

Zeitschrift für die gesammte Ornithologie - Madarász, Gyula, 1858 -1931 (Franklin-Verein, 1885)

Zeitschrift für die gesammte Ornithologie - Madarász, Gyula, 1858 -1931 (Franklin-Verein, 1886)

Zeitschrift für die gesammte Ornithologie - Madarász, Gyula, 1858 -1931 (Franklin-Verein, 1887)

Zeitschrift fur Oologie und Ornithologie (H. Hocke, 1905)

Zeitschrift fur Oologie und Ornithologie (H. Hocke, 1910)

Zoe:a biological journal (Zoe Publishing Co, 1892)

Zoe:a biological journal (Zoe Publishing Co, 1893)

Zoologica : scientific contributions of the New York Zoological Society - New York Zoological Society. (1925)

The Zoological journal - Sowerby, James de Carle, 1787 -1871 (W. Phillips, 1825)

The Zoological journal - Sowerby, James de Carle, 1787 -1871 (W. Phillips, 1832)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1881)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1886)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1908)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1911)

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

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, 1880)

Der Zoologische Garten - International Union of Directors of Zoological Gardens (G. Fischer, Zoologische gesellschaft, 1887)

Zoologische Jahrbücher. Abteilung für Systematik, Geographie und Biologie der Tiere (G. Fischer, 1907)

Zoologischer Anzeiger - Deutsche Zoologische Gesellschaft. (VEB Gustav Fischer Verlag, 1914)

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

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

Zoologischer Jahresbericht - Stazione zoologica di Napoli. (R. Friedlander, 1879)

Zoologischer Jahresbericht - Stazione zoologica di Napoli. (R. Friedlander, 1908)

Zoologisches Zentralblatt (W. Engelmann, 1909)

The Zoologist : a monthly journal of natural history (1897)

Zoology of Colorado - Cockerell, Theodore D. A. (Theodore Dru Alison), 1866 -1948 (University of Colorado, 1927)

Zoology of New York; or, The New York Fauna; comprising detailed descriptions of all the animals hitherto observed within the state of New York, with brief notices of those occasionally found near its borders, and accompanied by appropriate illustrations - De Kay, James E. (James Ellsworth), 1792 -1851 (W. & A. White & J. Visscher, 1844)