Elements of conchology : including the fossil genera and the animals - Bowdich, T. Edward (Thomas Edward), 1791 -1824 (Printed by J. Smith, and sold by Treuttel and Würtz, London, 1822)

Elements of conchology : an introduction to the natural history of shells and of the animals which form them - Sowerby, G. B. (George Brettingham), 1812 -1884 (Published by the Author, 1860)

Elements of conchology : prepared for the use of schools and collges - Comté, Achille, 1802 -1866 (Griggs & Elliot, 1845)

Elements of conchology / Prepared for the use of schools and colleges - Comté, Achille, 1802 -1866 (Grigg & Elliot, 1845)

The elements of fossil conchology; according to the arrangement of Lamarck; with the newly established genera of other authors - Brown, Thomas, 1785 -1862 (Houlston & Stoneman, 1843)

Elements of geology - Lyell, Charles, Sir, 1797 -1875 (James Kay, Jun. and Brother, 1839)

Elements of geology, or, The ancient changes of the earth and its inhabitants as illustrated by geological monuments - Lyell, Charles, Sir, 1797 -1875 (D. Appleton and co, 1868)

Elements of natural history, adapted to the present state of the science, containing the generic characters of nearly the whole animal kingdom, and the descriptions of the principal species - Stark, J. (W. Blackwood; [etc., etc.], 1828)

Elements of natural history : embracing zoology, botany and geology for schools, colleges and families - Ruschenberger, W. S. W. (William Samuel Waithman), 1807 -1895 (Claxton, Remsen & Haffelfinger, 1871)

Elements of zoology - Holder, Joseph B. (Joseph Bassett), 1824 -1888 (D. Appleton and Company, 1886)

Elements of zoology - Holder, Joseph B. (Joseph Bassett), 1824 -1888 (American book company, 1885)

Elements of zoölogy : a textbook - Tenney, Sanborn, 1827 -1877 (Scribner, 1875)

Elements of zoology, to accompany the field and laboratory study of animals - Davenport, Charles Benedict, 1866 -1944 (Macmillan, 1911)

Eleventh annual report of the United States Geological and Geographical Survey of the Territories : embracing Idaho and Wyoming : being a report of progress of the exploration for the year 1877 - Hayden, F. V. (Ferdinand Vandeveer), 1829 -1887 (G.P.O, 1879)

Embryologie von Physa fontinalis L - Wierzejski, Antoni, 1843 -1916 (Wilhelm Engelmann, 1905)

The Emu : official organ of the Australasian Ornithologists' Union - Australasian Ornithologists' Union. (Royal Australasian Ornithologists Union, 1912)

Les enchaînements du monde animal dans les temps géologiques - Gaudry, Albert, 1827 -1908 (1890)

Enchiridion botanicum, exhibens classes et ordines plantarum accedit nomenclator generum et officinalium vel usualium indicatio - Endlicher, Stephan, 1804 -1849 (Sumptibus G. Engelmann, 1841)

Encyclopédie méthodique. Botanique. Supplement - Poiret, Jean-Louis-Marie, 1755 -1834 (Agasse, 1816)

Encyclopédie méthodique. Botanique. Supplement - Poiret, Jean-Louis-Marie, 1755 -1834 (Agasse, 1810)

An encyclopedia of plants; : comprising the specific culture, history, application in the arts, and every other desirable particular respecting all the plants indigenous, cultivated in, or introduced to Britain: combining much of the information contained - Loudon, J. C. (John Claudius), 1783 -1843 (1841)

Encyclopédie d'histoire naturelle; ou, traité complet de cette science d'après les travaux des naturalistes les plus éminents de tous les pays et de toutes les époques: Buffon, Daubenton, Lacépède, G. Cuvier, F. Cuvier, Geoffroy Saint-Hilaire, Latreille, De Jussieu, Brongniart, etc - Chenu, Jean-Charles, 1808 -1879 (Maresq, 1851)

Encyclopédie d'histoire naturelle; ou, traité complet de cette science d'après les travaux des naturalistes les plus éminents de tous les pays et de toutes les époques: Buffon, Daubenton, Lacépède, G. Cuvier, F. Cuvier, Geoffroy Saint-Hilaire, Latreille, De Jussieu, Brongniart, etc - Chenu, Jean-Charles, 1808 -1879 (Maresq, 1859)

Encyklopädie der mikrospischen Technik : mit besonderer Berücksichtigung der Färbelehre - Ehrlich, Paul, 1854 -1915 (Urban & Schwarzenberg, 1903)

Endangered and threatened plants and animals of North Carolina : proceedings of the Symposium on Endangered and Threatened Biota of North Carolina, 1, biological concerns, Meredith College, Raleigh, November 7-8, 1975 - North Carolina State Museum of Natural History. (N.C. State Museum of Natural History, 1977)

Energy and environmental stress in aquatic systems : selected papers from a symposium held at Augusta, Georgia, November 2-4, 1977 - Gibbons, J. Whitfield, 1939 - (Technical Information Center, U.S. Dept. of Energy, 1978)

English cyclopaedia, a new dictionary of universal knowledge - Knight, Charles, 1791 -1873 (Bradbury, 1854)

Entomological news - American Entomological Society. (American Entomological Society, 1970)

Entomological news - American Entomological Society. (American Entomological Society, 1980)

Entomological news, and proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia - American Entomological Society. ([Entomological Rooms of the Academy of Natural Sciences], 1915)

Entomological news, and proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia - American Entomological Society. ([Entomological Rooms of the Academy of Natural Sciences], 1919)