Elementary text-book of zoology - Claus, Carl, 1835 -1899 (Macmillan, 1884)

Elementary text-book of zoology, tr. and ed. by Adam Sedgwick, with the assistance of F. G. Heathcote - Claus, Carl, 1835 -1899 (Swan Sonnenschein & co, 1892)

Elementary textbook of economic zoology and entomology - Kellogg, Vernon L. (Vernon Lyman), 1867 -1937 (H. Holt and company, 1915)

The elements of animal biology - Holmes, Samuel J. (Samuel Jackson), 1868 -1964 (P. Blakiston's son & co, 1919)

Elements of biology - Weisz, Paul B., 1921 - (McGraw-Hill Company of Canada, 1963)

Elements of biology; a practical text-book correlating botany, zoology, and human physiology - Hunter, George W. (George William), 1873 -1948 (American book company, 1907)

Elements of biology, with special reference to their rôle in the lives of animals - Buchanan, James William, 1888 -1952 (Harper & brothers, 1933)

Elements of Comparative Anatomy - Bell, F. J. (Francis Jeffrey), 1855 -1924 (1878)

Elements of comparative anatomy - Bell, F. J. (Francis Jeffrey), 1855 -1924 (Macmillan, 1878)

Elements of comparative anatomy - Bell, F. J. (Francis Jeffrey), 1855 -1924 (Macmillan and Co, 1878)

Elements of comparative zoology - Kingsley, J. S. (John Sterling), 1854 -1929 (H. Holt and Company, 1904)

Elements of comparative zoology - Kingsley, J. S. (John Sterling), 1854 -1929 (H. Holt and Company, 1897)

Elements of physiology - Baly, William, 1814 -1861 (Taylor & Walton, 1838)

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

Elements of zoology: for schools and science classes - Harbison, M. (G. P. Putnam's sons, 1873)

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

Embryologische Studien an Medusen : Ein Beitrag zur Genealogie der Primitiv-organe - Metchnikoff, Élie, 1845 -1916 (A. Hölder, 1886)

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, 1858)

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)

Entomological news - American Entomological Society. (American Entomological Society, 1974)

Entomological news - American Entomological Society. (American Entomological Society, 1978)

Entomological news - American Entomological Society. (American Entomological Society, 2005)

Entomologische Arbeiten aus dem Museum G. Frey Tutzing bei München - Museum G. Frey, Munich. (Eigenverlag, 1987)

Entomologische Nachrichten (R. Friedländer [etc.], 1900)

Entozoa, an introduction to the study of helminthology, with reference more particularly to the internal parasites of man - Cobbold, T. Spencer (Thomas Spencer), 1828 -1886 (Groombridge, 1864)

Die Entstehung der Arten durch räumliche Sonderung - Wagner, Moriz. (B. Schwabe, 1889)

Entwicklungsgeschichte des Menschen und den höheren Thiere - Kölliker, Albert, 1817 -1905 (Engelmann, 1876)

Entwicklungsgeschichte des Menschen und der höheren Thiere - Kölliker, Albert, 1817 -1905 (W. Engelmann, 1879)

Environmental assessment of the Alaskan Continental Shelf: Annual reports of principal investigators - United States. Bureau of Land Management. (U.S. Dept. of Commerce, National Oceanic & Atmospheric Administration, Office of Marine Pollution Assessment, 1978)

Environmental studies, South Texas Outer Continental Shelf, biology and chemistry : final report, 1977 - United States. Bureau of Land Management. (U.S. Department of the Interior, Bureau of Land Management, 1979)

Ergebnisse der Hamburger Magalhaenischen Sammelreise - Hamburgisches Zoologisches Museum und Institut (L. Friedrichsen, 1896)

Ergebnisse der Hamburger Magalhaensischen Sammelreise 1892/93 - Naturhistorisches Museum in Hamburg. (L. Friederichsen, 1896)

Ergebnisse der in dem Atlantischen Ocean von Mitte Juli bis Anfang November 1889 ausgeführten Plankton-Expedition der Humboldt-Stiftung. Auf Frund von gemeinschaftlichen Untersuchungen einer Reihe von Fach-Forschern - Hensen, Victor, 1835 -1924 (Lipsius & Tischer, 1892)

Ergebnisse der in dem Atlantischen Ocean von Mitte Juli bis Anfang November 1889 ausgeführten Plankton-Expedition der Humboldt-Stiftung. Auf Frund von gemeinschaftlichen Untersuchungen einer Reihe von Fach-Forschern - Hensen, Victor, 1835 -1924 (Lipsius & Tischer, 1895)