Genus-group names of bees and supplemental family-group names - Michener, Charles D. (Charles Duncan), 1918 -2015 (Natural History Museum, The Univeristy of Kansas, 1997)

The genus Phoradendron - Trelease, William, 1857 -1945 (The University, 1916)

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The geography of plants - Hardy, Maarcel E 1876 - (Clarendon press, 1920)

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The geological magazine, or, Monthly journal of geology - Woodward, Henry, 1832 -1921 (Cambridge University Press, 1875)

The Geological record ... A list of publications on geology, mineralogy, and palæontology - Sherborn, Charles Davies, 1861 -1942 (1875)

George Engelmann and John Torrey correspondence, 1841-1862 - Engelmann, George, 1809 -1884 (1847)

George Engelmann : botanical notebook 27 : Nyctagineae, Chenopodiaceae, Polygonaceae, Aristolochiaceae, Loranthaceae, Urticaceae, Platanaceae, Juglandaceae, Fagaceae, Betulaceae, Salicaceae - Engelmann, George, 1809 -1884 (1872)

George Engelmann : Printed works - Engelmann, George, 1809 -1884 (1848)

George Thurber and John Torrey correspondence, 1851-1869 - Thurber, George, 1821 -1890 (1854)

Gesammelte Werke - Humboldt, Alexander von, 1769 -1859 (J.G. Cotta, 1889)

Gesammelte werke von Alexander von Humboldt - Humboldt, Alexander von, 1769 -1859 (J.G. Cotta, 1889)

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, 1890)

Glasnik Hrvatskoga naravoslovnoga društva - Hrvatsko prirodoslovno društvo. (Vlastnitvo i naklada drutva, 1886-1907, 1902)

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Gleanings in bee culture (A. I. Root Co, 1903)

Gleanings in bee culture (A. I. Root Co, 1908)

Gleanings in bee culture (A. I. Root Co, 1911)

Gleanings in bee culture (A. I. Root Co, 1917)

Die Gliedertheir-fauna des Sansibar-gebietes : nach dem von dr. O. Kersten während der v. d. Decken'schen Ost-Afrikanischen expedition im Jahre 1862 gesammelten material - Gerstaecker, A. (Carl Eduard Adolph), 1828 -1895 (C. F. Winter, 1873)

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The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1975)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1976)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1977)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1978)

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Grevillea - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Williams and Norgate, 1877)

Das grosse illustrirte Kräuter-Buch : eine ausführliche Beschreibung aller Pflanzen, mit genauer Augabe ihres Gebrauchs, Nutzens und ihrer Wirkung in der Arzneikunde - Mueller, Ferdinand von, 1825 -1896 (J. Ebner, 1860)

Die Grossschmetterlinge der Erde : eine systematische Bearbeitung der bis jetzt bekannten Grossschmetterlinge - Seitz, Adalbert, 1860 -1938 (Verlag des Seitzschen Werkes (Alfred Kernen), 1932)

Groups of plants valuable for wildlife utilization and erosion control - McAtee, W. L. (Waldo Lee) 1883 -1962 (U.S. Dept. of Agriculture, 1936)

Grundriss der Pflanzengeographie mit ausführlichen Untersuchungen über das Vaterland, den Anbau und den Nutzen der vorzüglichsten Culturpflanzen, welche den Wohlstand der völker Begründen - Meyen, Franz Julius Ferdinand (Haude und Spenersche buchhandlung (S.J. Joseephy), 1836)

Grundzüge der Pflanzenverbreitung in Chile - Reiche, Karl Friedrich, 1860 -1929 (W. Engelmann, 1907)

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Grundzüge der Zoologie. Zum gebrauche an universitäten und höheren lehranstalten sowie zum selbststudium - Claus, Carl, 1835 -1899 (N.G. Elwert, 1872)

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Guide to the study of insects, and a treatise on those injurious and beneficial to crops: for the use of colleges, farm-schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (Naturalist's agency, 1868)

Guide to the study of insects, and a treatise on those injurious and beneficial to crops: for the use of colleges, farm-schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (Naturalist's Agency; [etc., etc.], 1874)

Guide to the study of insects and a treatise on those injurious and beneficial to crops for the use of colleges, farm-schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (Holt, 1880)

Guide to the study of insects and a treatise on those injurious and beneficial to crops, for the use of colleges, farm-schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (H. Holt and Company, 1883)

Guide to the study of insects and a treatise on those injurious and beneficial to crops, for the use of colleges, farm-schools, and agriculturists - Packard, A. S. (Alpheus Spring), 1839 -1905 (H. Holt and Company, 1889)

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