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A general index of the agricultural reports of the Patent Office, for twenty-five years, from 1837 to 1861 ; and of the Department of Agriculture, for fifteen years, from 1862 to 1876 - United States. Department of Agriculture. (Govt. Print. Off, 1879)

General index to the reports and bulletins of the experimental farms of the Dominion of Canada, 1887-1901 - Dominion Experimental Farms; Stations (Canada) (Printed by S.E. Dawson, printer to the King's Most excellent Majesty, 1902)

General zoology - Wieman, Harry Lewis, 1883 - (McGraw-Hill book company, inc, 1938)

Generic classification of the hemipterous family Aphididae - Baker, A. C. (Arthur Challen), 1875 -1949 (U.S. Dept. of Agriculture, 1920)

The Generic names of moths of the world. Vol. 4, Bombycoidea, Castnioidea, Cossoidea, Mimallonoidea, Sesioidea, Sphingoidea, Zygaenoidea - Fletcher, David Stephen (BM(NH), 1982)

Genetics - Jennings, H. S. (Herbert Spencer), 1868 -1947 (W.W. Norton & Company, Inc, 1935)

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Genetics: an introduction to the study of heredity - Walter, Herbert Eugene, 1867 -1945 (The Macmillan company, 1922)

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Le genre Polygordius - Fraipont, Julien, 1857 -1910 (R. Friedländer & sohn, 1887)

The geological magazine, or, Monthly journal of geology - Woodward, Henry, 1832 -1921 (Cambridge University Press, 1864)

The geology of Minnesota - Lesquereux, Léo, 1806 -1889 (Johnson, Smith & Harrison, state printers, 1884)

George Engelmann : botanical notebook 30 : Quercus - Engelmann, George, 1809 -1884 (1870)

George Engelmann : botanical notebook 31 : Euphorbiaceae, Euphorbia - Engelmann, George, 1809 -1884 (1841)

The germ-cell cycle in animals - Hegner, Robert William, 1880 -1942 (Macmillan, 1914)

The germ-cell cycle in animals, by Robert W. Hegner ... - Hegner, Robert William, 1880 -1942 (The Macmillan company, 1914)

The germ-cell cycle in animals - Hegner, Robert William, 1880 -1942 (The Macmillan company, 1914)

The germ-plasm; a theory of heredity - Weismann, August, 1834 -1914 (Scribner's, 1893)

The germ-plasm : a theory of heredity - Weismann, August, 1834 -1914 (W. Scott, 1893)

The Germ-plasm: a theory of heredity. Translated by W. Newton Parker and Harriet Rönnfeldt - Weismann, August, 1834 -1914 (Scribner, 1893)

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Geschlecht und Geschlechter im Tierreiche - Meisenheimer, Johannes, 1873 -1933 (G. Fischer, 1921)

Glasnik Hrvatskoga naravoslovnoga društva - Hrvatsko prirodoslovno društvo. (Vlastnitvo i naklada drutva, 1886-1907, 1891)

Grape culture - Butz, George C., 1863 -1907 (Wm. Stanley Ray, State Printer of Pennsylvania, 1904)

Grape culture and wine-making in California; a practical manual for the grape-grower and wine-maker - Husmann, George, 1827 -1902 (Payot, Upham & Co, 1888)

Grape culture up-to-date - Kirk, Alexander. (Pawson and Brailsford, Printers, 1909)

The grape culturist : a treatise on the cultivation of the native grape - Fuller, Andrew S. (Andrew Samuel), 1828 -1896 (Judd, 1907)

The grape culturist, a treatise on the cultivation of the native grape - Fuller, Andrew S. (Andrew Samuel), 1828 -1896 (Orange Judd co, 1894)

The grape leafhopper in the Lake Erie Valley - Johnson, Fred (U.S. Dept. of Agriculture, 1914)

The grape phylloxera in California - Davidson, W. M. (U.S. Dept. of Agriculture, 1921)