Water plants ; a study of aquatic angiosperms - Arber, Agnes Robertson, 1879 -1960 (University Press, 1920)

Waterfowl of Illinois : status and management - Illinois. Natural History Survey Division (Illinois Natural History Survey, 1999)

Waterlilies, fancy fish, wholesale - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Buskirk's, 1940)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1975)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1976)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1978)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1980)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1982)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1984)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1985)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1986)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1987)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1988)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1989)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1990)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1991)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 1993)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 2000)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 2002)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 2004)

Watsonia - Botanical Society of the British Isles. (Botanical Society of the British Isles, 2006)

Das Werden der Organismen; zur Widerlegung von Darwin's Zufallstheorie durch das Gesetz in der Entwicklung von Oscar Hertwig - Hertwig, Oscar, 1849 -1922 (G. Fischer, 1918)

Das werden der organismen zur widerlegung von Darwins zufallstheorie durch das gesetz in der entwicklung - Hertwig, Oscar, 1849 -1922 (G. Fischer, 1922)

The Western Australian Naturalist - Western Australian Naturalists' Club (Western Australian Naturalists' Club, 1949)

The Western Australian Naturalist - Western Australian Naturalists' Club (Western Australian Naturalists' Club, 1951)

What brings them in? - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wild Life Nurseries, 1953)

Wholesale catalogue, Spring 1931 : waterlilies, aquatic plants, fancy fish, aquariums, and supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Buskirk's Independence Nurseries, 1931)

Wholesale price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Glendale Flower and Water Gardens, 1943)

Wiener entomologische Zeitung (E. Reitter [etc.], 1904)

Wild ducks, fish and other game : how to get your share : results this year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wisconsin Aquatic Nurseries, 1936)

Wild ducks, fish and other game : how to get your share : results this year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wisconsin Aquatic Nurseries, 1934)

Wild ducks, fish, game, foods for spring planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Terrell's Aquatic Farms & Nurseries, 1937)

Wild flowers - Skene, Macgregor. (T. C. & E. C. Jack, 1916)

Wild plants of Canada : a flora, with descriptive key of families represented - Spotton, H. B. (Henry Byron), 1844 -1933 (Gage, 1929)

Wild rice brings the ducks - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Terrell's Aquatic Nurseries, 1941)

William Tricker [catalog] : water-lily specialist - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Tricker, 1923)

William Tricker, Inc. [1932 catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Tricker, Inc, 1932)

William Tricker, Inc. : 1933 catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Tricker, Inc, 1933)

William Tricker, Inc. : 1934 catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Tricker, Inc, 1934)

William Tricker, Inc. : 1936 catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Tricker, Inc, 1936)

William Tricker, Inc. : silver anniversary [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Tricker, Inc, 1931)

William Tricker, water-lily specialist - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Tricker, 1921)

William Tricker, water-lily specialist : [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Tricker, 1917)

William Tricker, water-lily specialist : [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Tricker, 1922)

William Tricker, water-lily specialist : [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William Tricker, 1924)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1964)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1967)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1958)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1999)

The Wisconsin Aquatic Nurseries, Oshkosh, Wisconsin, U.S.A. : [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wisconsin Aquatic Nurseries, 1941)

Wissenschaftliche Meersuntersuchungen. Abt. Helgoland - Biologische Anstalt Helgoland. (Lipsius und Tischer, 1900)

Wissenschaftliche Meersuntersuchungen. Abt. Helgoland - Biologische Anstalt Helgoland. (Lipsius und Tischer, 1902)

Wonders of plant life - Bastin, S. Leonard. (Cassell, 1912)

Woordenboek der Nederlandsche volksnamen van planten ; uit de gegevens, verzameld door de Commissie voor Nederlandsche Plantennamem - Heukels, Hendrik, 1854 -1936 (W. Versluys, 1907)

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

Die Wurzelhaare der Pflanzen, ein Beitrag zur Biologie und Physiologie dieser Organe ... - Schwarz, Frank, 1857 -1928 (Druck der Breslauer Genossenschafts-Buchdruckerei, Eingetr. Gen, 1883)

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Yearbook - Botanical Society of the British Isles. (1953)

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you hua zhi wu ke zhi shuang zi ye zhi wu - Hutchinson, J. (John) 1884 -1972 (shang wu yin shu guan)

The Young naturalist (1882)

Your share of wild ducks and how to get them, also improve fishing - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Game Food Nurseries, 1942)

yun nan zhi wu zhi - Wu, Zhengyi. (ke xue chu ban she, 1986)

Zapiski Imperatorskoĭ akademīi nauk, po Fiziko-matematicheskomu otdielenīiu. 8e série = Mémoires de lʹAcadémie impériale des sciences de St.-Pétersbourg, Classe physico-mathématique. 8e série - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia). Fiziko-matematicheskoe otdielenīe. (Prodaetsia u Kommissionerov Imperatorskoi Akademiia Nauk, 1905)

Zapiski Imperatorskoĭ akademīi nauk, po Fiziko-matematicheskomu otdielenīiu. 8e série = Mémoires de lʹAcadémie impériale des sciences de St.-Pétersbourg, Classe physico-mathématique. 8e série - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia). Fiziko-matematicheskoe otdielenīe. (Prodaetsia u Kommissionerov Imperatorskoi Akademiia Nauk, 1914)

Zeitschrift der Deutschen Geologischen Gesellschaft. A, Abhandlungen - Deutsche Geologische Gesellschaft. (J.G. Cotta'sche Buchhandlung Nachfolger, 1922)

Zeitschrift der Deutschen Geologischen Gesellschaft - Deutsche Geologische Gesellschaft. (Wilhelm Hertz, 1903)

Zeitschrift der Deutschen Geologischen Gesellschaft - Deutsche Geologische Gesellschaft. (Wilhelm Hertz, 1910)

Zeitschrift des Mährischen Landesmuseums - Hucke, Karl. (Die Gesellschaft, 1908)

Zeitschrift für Botanik (1909)

Zeitschrift für Botanik (1911)

Zeitschrift für Botanik (1912)