Wilson's seeds, 1929, sixteenth year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J. J. Wilson Seed Co, 1929)

Wilson's seeds, 1930, seventeenth year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J. J. Wilson Seed Co, 1930)

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, 1949)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1955)

Wiltshire archaeological and natural history magazine - Wiltshire Archaeological; Natural History Society. (Wiltshire Archaeological and Natural History Society, 1961)

Die wirtswechselnden Rostpilze : Versuch einer Gesamtdarstellung ihrer biologischen Verhältnisse - Klebahn, H. (Heinrich) (Gebrüder Borntraeger, 1904)

Die wirtswechselnden rostpilze; versuch einer gesamtdarstellung ihrer biologischen verhältnisse - Klebahn, H. (Heinrich) (Gebrüder Borntraeger, 1904)

Die wirtwechselnden Rostpilze; Versuch einer Gesamtdarstellung ihrer biologischen Verha¨ltnisse - Klebahn, H. (Heinrich) (Gebrder Borntraeger, 1904)

Wissenschaftliche Ergebnisse der Schwedischen Südpolar-Expedition, 1901-1903 - Nordenskjöld, Otto, 1869 -1928 (Lithographisches Institut des Generalstabs, 1908)

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

Wissenschaftliche Mitteilungen aus Bosnien und Herzegovina (1904)

Wm. Ewing & Co.'s seed catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Ewing & Co, 1902)

Wm. Ewing & Co.'s seed catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Ewing & Co, 1901)

Woodhawk botanical survey, Fergus County, Montana, Lewistown District of the Bureau of Land Management - United States. Bureau of Land Management. (Montana Natural Heritage Program, 1997)

The woody plants of Manhattan in their winter condition - Hitchcock, A. S. (Albert Spear), 1865 -1935 (Mercury Pub. House, 1893)

Wörterbücher der Naturgeschichte : in der deutschen, holländischen, dänischen, schwedischen, englischen, französischen, italienischen, Spanischen und Portugisischen Sprache - Nemnich, Philipp Andreas, 1764 -1822 (Adam Friedrich Böhme, 1798)

Wyatt's bulbs plants seeds garden supplies : fall 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Job P. Wyatt and Sons, 1928)

Wyatt's garden book : seeds, plants, bulbs, garden supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Job P. Wyatt and Sons, 1929)

Wyatt's garden book : seeds, plants, bulbs, garden supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Job P. Wyatt and Sons, 1930)

Wyatt's garden guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Job P. Wyatt & Sons Co, 1924)

Wyatt's garden guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Job P. Wyatt & Sons Co, 1928)

Wyatt's garden guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Job P. Wyatt & Sons Co, 1929)

Wyatt's garden guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Job P. Wyatt & Sons Co, 1930)

Wyatt's garden guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Job P. Wyatt & Sons Co, 1927)

Wyatt's garden guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Job P. Wyatt & Sons Co, 1931)

Wyatt's garden guide : 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Job P. Wyatt & Sons Co, 1925)

xin jiang sheng wu duo yang xing - Yuan, Guoying (xin jiang ke xue ji shu chu ban she, 2008)

xin jiang zong he kao cha bao gao:1956 nian 新疆综合考察报告:1956年 - Zhongguo ke xue yuan. Xinjiang zong ge kao cha dui 中国科学院新疆综合考察队 (ke xue chu ban she 科学出版社, 1958)

Yard and garden; a book of practical information for the amateur gardener in city, town or suburb - Baker, Tarkington, 1878 -1924 (The Bobbs-Merrill company, 1908)

Year book 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ross Bros. Co, 1923)

The year-book of agriculture : or The annual of agricultural progress and discovery for 1855 and 1856. Exhibiting the most important discoveries and improvements in agricultural mechanics, agricultural chemistry, agricultural and horticultural botany, agricultural and economic geology, agricultural zoology, meteorology, &c. Together wth statistics of American growth and production, a list of recent agricultural publications, classified tables of American agricultural patents for 1854-55, a catalogue of fruits adapted to the different sections of the United States, &c. With a comprehensive review, by the author, of the progress of American and foreign agriculture for the year 1855. Illustratd with numerous engravings - Wells, David A. (David Ames), 1828 -1898 (Childs & Peterson, 1856)

Year-book of agriculture; or, The annual of agricultural progress and discovery, for 1855 and 1856 - Wells, David A. (David Ames), 1828 -1898 (Childs & Peterson, 1856)

Yearbook of agriculture - United States. Department of Agriculture. (U.S. Govt. Print. Off, 1898)

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

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Zeitschrift des Mährischen Landesmuseums - Hucke, Karl. (Die Gesellschaft, 1913)

Zeitschrift für die gesammten Naturwissenschaft - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Wiegandt, Hempel & Parey, 1864)

Zeitschrift für induktive Abstammungs- und Vererbungslehre (Springer-Verlag, 1908)

Zeitschrift für induktive Abstammungs- und Vererbungslehre (Springer-Verlag, 1913)

Zeitschrift für Naturwissenschaften - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Verlag Naturwissenschaftlichen Vereins für Sachsen und Thüringen, 1912)

Zeitschrift für Pflanzenkrankheiten (E. Ulmer, 1891)

zhong guo bei bu he xi bei bu zhong yao si liao zhi wu he du hai zhi wu - Cui, Youwen. (gao deng jiao yu chu ban she)

zhong guo zhu yao zhi wu tu shuo he ben ke - Geng, Yi Li (ke xue chu ban she, 1959)

Ziva : casopis pro biologickou práci - Akademie ved Ceské republiky (Academia, 1853)

Zoe:a biological journal (Zoe Publishing Co, 1891)

The Zoologist : a monthly journal of natural history (1861)

Zur Flora der Umgebung Lembergs - Tomaschek, Anton, 1826 -1891 (s.n, 1866)

Zur Morphology und Ontogenie der acariden - Reuter, Enzio, 1867 -1951 (1909)