Essex naturalist : being the journal of the Essex Field Club - Essex Field Club. (The Club, 1901)

Essex naturalist : being the journal of the Essex Field Club - Essex Field Club. (The Club, 1903)

Evolution and animal life; an elementary discussion of facts, processes, laws and theories relating to the life and evolution of animals - Jordan, David Starr, 1851 -1931 (D. Appleton, 1907)

Evolution and animal life; an elementary discussion of facts, processes, laws and theories relating to the life and evolution of animals - Jordan, David Starr, 1851 -1931 (D. Appleton and Company, 1907)

Evolution and animal life; an elementary discussion of facts, processes, laws and theories relating to the life and evolution of animals - Jordan, David Starr, 1851 -1931 (Appleton, 1907)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1902)

Fauna och flora : populär tidskrift för biologi - Naturhistoriska riksmuseet (Sweden) (Almqvist & Wiksells, 1916)

La feuille des jeunes naturalistes : revue mensuelle d'histoire naturelle (A. Dollfus, 1890)

La feuille des jeunes naturalistes : revue mensuelle d'histoire naturelle (A. Dollfus, 1903)

La feuille des jeunes naturalistes : revue mensuelle d'histoire naturelle (A. Dollfus, 1905)

La feuille des jeunes naturalistes : revue mensuelle d'histoire naturelle (A. Dollfus, 1906)

La feuille des jeunes naturalistes : revue mensuelle d'histoire naturelle (A. Dollfus, 1908)

La feuille des jeunes naturalistes : revue mensuelle d'histoire naturelle (A. Dollfus, 1912)

Field book of insects - Lutz, Frank Eugene, 1879 -1943 (G. P. Putnam's sons, 1921)

Field book of insects : with special reference to those of north-eastern United States, aiming to answer common questions - Lutz, Frank Eugene, 1879 -1943 (G. P. Putnam, 1921)

Field book of insects, with special reference to those of northeastern United States, aiming to answer common questions - Lutz, Frank Eugene, 1879 -1943 (G.P. Putnam's sons, 1918)

Field book of insects, with special reference to those of northeastern United States, aiming to answer common questions - Lutz, Frank Eugene, 1879 -1943 (G. P. Putnam, 1921)

Fifth report of the United States Entomological Commission : being a rev. and enl. ed. of Bulletin no. 7, on insects injurious to forest and shade trees - Packard, A. S. (Alpheus Spring), 1839 -1905 (G.P.O, 1890)

Fifth report of the United States Entomological Commission, being a revised and enlarged edition of Bulletin no. 7, on insects injurious to forest and shade trees - Packard, A. S. (Alpheus Spring), 1839 -1905 (Govt. Print. Off, 1890)

Fifty common plant galls of the Chicago area - Gronemann, Carl Fredrick, 1879 -1941 (Field Museum of Natural History, 1930)

Final report of the state geologist. Vol.II, pt.2 Zoology - New Jersey Geological Survey. (The Survey, 1890)

Final report. v. 1-8 - New Jersey Geological Survey. (1917)

Flora oder Botanische Zeitung :welche Recensionen, Abhandlungen, Aufsätze, Neuigkeiten und Nachrichten, die Botanik betreffend, enthält - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (Die Gesellschaft, 1900)

Flora oder Botanische Zeitung :welche Recensionen, Abhandlungen, Aufsätze, Neuigkeiten und Nachrichten, die Botanik betreffend, enthält - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (Die Gesellschaft, 1911)

De flora van Nederland - Heukels, Hendrik, 1854 -1936 (N. v. boekhandel en drukkerij voorheen D.J. Brill, 1909)

Forest entomology - Gillanders, A. T. (Alexander Thomson), 1859 -1916 (W. Blackwood, 1908)

Forest entomology - Gillanders, A. T. (Alexander Thomson), 1859 -1916 (W. Blackwood and Sons, 1908)

Forest entomology - Gillanders, A. T. (Alexander Thomson), 1859 -1916 (W. Blackwood and sons, 1912)

Forest entomology - Gillanders, A. T. (Alexander Thomson), 1859 -1916 (W. Blackwood and Sons, 1912)

The forester : a practical treatise on British forestry and arboriculture for landowners, land agents, and foresters - Nisbet, John, 1853 -1914 (W. Blackwood and Sons, 1905)

Der Forstschutz - Hess, Richard Alexander, 1835 -1916 (B.G. Teubner, 1898)

Fortegnelse over Danmarks microlepidoptera - Larsen, C. S. (Entomologisk forening, 1916)

Fritz Müller, Werke, Briefe und Leben - Möller, Alfred, 1860 -1922 (G. Fischer, 1915)

Die gallen der pflanzen, ein lehrbuch für botaniker und entomologen - Küster, Ernst, 1874 -1953 (S. Hirzel, 1911)

Galles de Cynipides : recueil de figures originales exécutées sous la direction de feu le Dr. Jules Giraud - Darboux, G. (Jean Gaston), 1870 - (Masson, 1907)

Galls and insects producing them - Cook, Melville Thurston, 1869 -1952 (1902)

The Gardeners' chronicle :a weekly illustrated journal of horticulture and allied subjects ([Gardeners Chronicle], 1886)

The Gardeners' chronicle :a weekly illustrated journal of horticulture and allied subjects ([Gardeners Chronicle], 1911)

Genera insectorum - Wytsman, P. (Philogène) 1866 -1925 (L. Desmet-Verteneuil [etc.], 1902)