Die Vögel Europas : ihre Naturgeschichte und Lebensweise in Freiheit und Gefangenschaft : nebst Anleitung zur Aufzucht, Eingewöhnung, Pflege, samt den Fang- und Jagdmethoden - Arnold, Friedrich. (C. Hoffmann'sche Verlagsbuchhandlung, 1897)

Die Vogel - Brehm, Alfred Edmund, 1829 -1884 (Bibliographisches Institut, 1913)

Die Vögel; Handbuch der systematischen Ornithologie - Reichenow, Anton, 1847 -1941 (F. Enke, 1913)

Die Vögel Afrikas - Reichenow, Anton, 1847 -1941 (J. Neumann, 1901)

Die Vögel Afrikas - Reichenow, Anton, 1847 -1941 (J. Neumann, 1905)

Die Vögel der Arktis - Schalow, Herman, 1852 -1925 (s.n, 1904)

Die Vögel der paläarktischen Fauna systematische Übersicht der in Europa, Nord-Asien und der Mittelmeerregion vorkommenden Vögel - Hartert, Ernst, 1859 -1933 (R. Friedländer & Sohn, 1912)

Die Vögel der paläarktischen Fauna systematische Übersicht der in Europa, Nord-Asien und der Mittelmeerregion vorkommenden Vögel - Hartert, Ernst, 1859 -1933 (R. Friedländer & Sohn, 1913)

Die Vögel der paläarktischen Fauna systematische Übersicht der in Europa, Nord-Asien und der Mittelmeerregion vorkommenden Vögel - Hartert, Ernst, 1859 -1933 (R. Friedländer & Sohn, 1922)

Die Vögel der Provinz Ostpreussen - Tischler, F. (W. Junk, 1914)

Die Vögel der Schweiz : systematisch geordnet und beschrieben mit Bemerkungen über ihre Lebensart und Aufenthalt - Schinz, H. R. (Heinrich Rudolf), 1777 -1861 (Orell, Füssli und Comp, 1815)

Die Vögel der zoologischen Gärten : Leitfaden zum Studium der Ornithologie mit besonderer Berücksichtigung der in Gefangenschaft gehaltenen Vögel : ein Handbuch für Vogelwirthe - Reichenow, Anton, 1847 -1941 (L.A. Kittler, 1882)

Die Vogel Europa's : Eine systematische Übersicht der synonymen Gattungen und der einzelnen Arten nach ihrere natürluchen Verwandtschaft zusammengestellt - Selliers, Ludwig. (Kaulfuss Wit., Prandel & Comp, 1844)

Die Vögel Griechenlands; en Beitrag zur Fauna dieses Landes - Lindermayer, A. (Keppler, 1860)

Die Vögel Madagascars und der benachbarten Inselgruppen : ein Beitrag zur Zoologie der äthiopischen Region - Hartlaub, Gustav, 1814 -1900 (H.W. Schmidt, 1877)

Die Vogel Ost-Afrikas. Baron Carl Claus von Deer Decken's Reisen in Ost-Africa. Bd. 4 - Hartlaub, Gustav, 1814 -1900 (C.F. Winter'sche Verlagshandlung, 1870)

Vögel - Selenka, Emil, 1842 -1902 (C.F. Winter, 1893)

Die Vogelfauna des Minussinsk Gebietes, des westlichen Teils des Sajan Gebirges und des Urjanchen-Landes / von P.P. Suschkin ; mit eine Karte - Sushkin, Petr Petrovich, 1868 -1928 (1913)

De vogels van Guyana (Suriname, Cayenne en Demerara) - Penard, Arthur Philip (E.P. Penard, 1908)

De vogels van Guyana (Suriname, Cayenne en Demerara) - Penard, Arthur Philip (E.P. Penard, 1910)

Die Vogelwarte Helgoland - Blasius, Rudolf, 1842 -1907 (Joh. Heinr. Meyer, 1900)

Vollständiges Register über alle vier Bände oder acht Theile von Johann Lathams Allgemeine Uebersicht der Vögel - Bechstein, Johann Matthäus, 1757 -1822 (Bey Adam Gottlieb Schneider und Weigel, 1812)

Vollständiges Handbuch der Naturgeschichte der Vögel Europa's : mit besonderer Rücksicht auf Deutschland - Gloger, Constantin Wilhelm Lambert, 1803 -1859 (Bei A. Schulz und Comp, 1834)

Voyage de M. Guy Babault dans l'Afrique orientale anglaise, [1912-1915] : résultats scientifiques - Babault, Guy. ([Lahure], 1923)

The walks abroad of two young naturalists - Beaugrand, Charles. (Crowell, 1889)

Die Wanderungen der Vögel, mit Rücksicht auf die Züge der Säugethiere, Fische und Insecten - Homeyer, Eugen Ferdinand von, 1809 -1889 (T. Grieben, 1881)

Washington State Coastal Zone Management Program amendment no. 3 : approval of the Grays Harbor estuary management plan : program draft environmental impact statement - United States. Office of Ocean; Coastal Resource Management. (State of Washington Dept. of Ecology, 1983)

Welsh birds - Welsh Ornithological Society. (Welsh Ornithological Society, 1998)

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

Weobecný rostlinopis ili Popsani rostlin we welikém ohledu uitenych a kodliwých - Presl, Jan Svatopluk, 1791 -1849 (W kommissi u Kronbergra a Riwnáe, 1846)

West Virginia birds : distribution and ecology - Hall, George A. (Carnegie Museum of Natural History, 1983)

Western bird guide; birds of the Rockies and west to the Pacific - Reed, Chester A. (Chester Albert), 1876 -1912 (Doubleday, Page & Co, 1913)

Western birds - California Field Ornithologists. (California Field Ornithologists, 1980)

Western birds - California Field Ornithologists. (California Field Ornithologists, 1984)

Western birds - California Field Ornithologists. (California Field Ornithologists, 1990)

Western birds - California Field Ornithologists. (California Field Ornithologists, 2005)

Western birds - California Field Ornithologists. (California Field Ornithologists, 2012)

Western naturalist - Renfrew Natural History Society. (Renfrew Natural History Society, 1975)

Western naturalist - Renfrew Natural History Society. (Renfrew Natural History Society, 1978)

What I have done with birds; character studies of native American birds which, through friendly advances, I induced to pose for me, or succeeded in photographing by good fortune, with the story of my experiences in obtaining their pictures - Stratton-Porter, Gene, 1863 -1924 (The Bobbs-Merrill company, 1907)

Whitney South Sea Expedition. Journal and letters of William F. Coultas - American Museum of Natural History (1930)

Wholesale price list, no. 1, special summer list, August 25, 1955 : nothing sold at retail : all stock listed nursery grown, collected stock quoted on request, we are not in the Japanese beetle zone - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Forest Nursery Company, 1955)

Wholesale price list, September 1, 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (I.E. Ilgenfritz Sons & Co, 1942)

Wholesale price list to dealers of Keystone vegetable seeds : March 6, 1951. vol. XV, no. 4 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Corneli Seed Company, 1951)

Wholesale trade list : fall 1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Berryhill Nursery Co, 1947)

Wild bird protection and nesting boxes ... and a full list of the orders made under the "Wild Birds Protection Acts" - Masefield, John Richard Beach. (Taylor, 1897)

Wild birds at home. Sixty photographs from life. 2nd series - Kirk, Charles, 1872 -1922 (Gowans & Gray, ltd, 1910)

Wild life of the world : a descriptive survey of the geographical distribution of animals - Lydekker, Richard, 1849 -1915 (F. Warne and co, 1916)

Wildlife & fisheries information system, phase 1 : special status species tracking project management plan - United States. Bureau of Land Management. Denver Service Center. (U.S. Department of the Interior, Bureau of Land Management, Denver Federal Center, 1993)

William Brewster correspondence. Letters from Robert Ridgway - Ridgway, Robert, 1850 -1929 (1881)

The Willughby Society [publications] - Scopoli, Giovanni Antonio, 1723 -1788 (The Society, 1882)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1897)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1901)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1902)

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, 1907)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1909)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1911)

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, 1915)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1916)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1920)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1922)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1932)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1933)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1934)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1936)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1940)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1941)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1951)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1952)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1962)

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

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1982)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1989)

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, 1999)

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)

Wilson's American ornithology with additions including the birds described by Audubon, Bonaparte, Nuttall, & Richardson - Wilson, Alexander, 1766 -1813 (C.L. Cornish, 1839)

Wilson's American ornithology : with notes by Jardine ; to which is added a synopsis of American birds, including those described by Bonaparte, Audubon, Nuttall, and Richardson - Brewer, T. M. (Thomas Mayo), 1814 -1880 (Otis, Broaders, and Co, 1840)

Wilson's American ornithology, with notes by Jardine. To which is added a synopsis of American birds, including those described by Bonaparte, Audubon, Nuttall, and Richardson, by T.M. Brewer - Brewer, T. M. (Thomas Mayo), 1814 -1880 (T.L. Magagnos, 1854)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1930)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1932)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1937)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1945)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1986)

Wingspan : newsletter for members of the Raptor Research Foundation - Raptor Research; Technical Assistance Center (U.S.) (Raptor Research & Technical Assistance Center, 2005)

Wissenschaftliche Ergebnisse der Deutschen Zentral-Africa-Expedition, 1907-1908 : unter Führung Adolf Friedrichs, Herzogs zu Mecklenburg - Friedrich, Adolf Duke of Mecklenburg-Schwerin, 1873 -1969 (Klinkhardt & Biermann, 1912)

Wissenschaftliche ergebnisse der Schwedischen zoologischen expedition nach dem Kilimandjaro, dem Meru und den umgebenden Massaisteppen Deutsch-Ostafrikas 1905-1906, unter leitung von prof. dr. Yngve Sjöstedt - Sjöstedt, Yngve, 1866 - (Tryckt hos P. Palmquists aktiebolag, 1910)

Wissenschaftliche Ergebnisse der Schwedischen zoologischen Expedition nach dem Kilimandjaro, dem Meru und den umgebenden Massaisteppen Deutsch-Ostafrikas 1905-1906 - Sjöstedt, Yngve, 1866 - (Almoqvist & Wiksells, 1908)

With flashlight and rifle : a record of hunting adventures and of studies in wild life in equatorial East Africa - Schillings, C. G. (Carl Georg), 1865 -1921 (Hutchinson and Co, 1906)

With flashlight and rifle, a record of hunting adventures and of studies in wildlife in Equatorial East-Africa - Schillings, C. G. (Carl Georg), 1865 -1921 (1906)

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

World Checklist of Threatened Birds (1990)

World Checklist of Threatened Birds (1993)

Wörterbuch der biologie. Von dr. Heinrich Schmidt - Schmidt, Heinrich, 1874 -1935 (A. Kröner, 1912)