The earth before history; man's origin and the origin of life - Collum, Vera Christina Chute, 1883 - (K. Paul, Trench, Trubner & co., ltd, 1925)

The Ecology of arboreal folivores : a symposium held at the Conservation and Research Center, National Zoological Park, Smithsonian Institution, May 29-31, 1975 - Montgomery, G. Gene (Gerald Gene) (Smithsonian Institution Press, 1978)

Economic mammalogy - Henderson, Junius, 1865 -1937 (C.C. Thomas, 1932)

Ectoparasites of Panama - Tipton, Vernon J. (Field Museum of Natural History, 1966)

Edinburgh encyclopaedia (Blackwood, 1830)

Edinburgh journal of natural history and of the physical sciences, with the Animal kingdom of the Baron Cuvier - Cuvier, Georges, baron, 1769 -1832 (Published for the proprietor [etc.], 1839)

Edinburgh journal of natural history and of the physical sciences, with the Animal kingdom of the Baron Cuvier - Cuvier, Georges, baron, 1769 -1832 (Published for the proprietor [etc.], 1840)

Edinburgh journal of science (1829)

The Edinburgh new philosophical journal (A. and C. Black [etc.], 1846)

Einführung in die paläontologie - Steinmann, G. (Gustav), 1856 -1929 (W. Engelmann, 1903)

Einführung in die vergleichende Anatomie der Wirbeltiere, für Studierende - Wiedersheim, Robert, 1848 -1923 (Fischer, 1907)

Einleitung in die Konchyliologie; oder grundzüge der naturgeschichte der Weichthiere - Johnston, George, 1797 -1855 (J.B. Müller's Verlagshandlung, 1853)

Elementary anatomy and physiology : for colleges, academies, and other schools - Hitchcock, Edward, 1793 -1864 (Ivison, Phinney, Blakeman & Co, 1869)

Elementary biology, an introduction to the science of life - Gruenberg, Benjamin C. (Benjamin Charles), 1875 -1965 (Ginn, 1919)

Elementary biology; an introduction to the science of life - Gruenberg, Benjamin C. (Benjamin Charles), 1875 -1965 (Ginn and company, 1924)

An elementary text-book of biology, comprising vegetable and animal morphology and physiology - Ainsworth-Davis, J. R. (James Richard), 1861 -1934 (Charles Griffin, 1893)

Elementary text-book of zoology - Claus, Carl, 1835 -1899 (Macmillan, 1890)

Elementary text-book of zoology - Parsons, John Herbert, Sir, 1868 -1957 (E. & S. Livingstone, 1901)

Elementary text-book of zoology - Masterman, Arthur T (E. & S. Livingstone, 1902)

Elementary text-book of zoology - Claus, Carl, 1835 -1899 (W. Swan Sonnenschein, 1885)

Elementary text-book of zoology - Claus, Carl, 1835 -1899 (W. S. Sonnenschein, 1884)

Elementary text-book of zoology, general part and special part: protozoa to insecta - Claus, Carl, 1835 -1899 (Swan Sonnenschein, 1892)

Elementary text-book of zoology : special part : mollusca to man - Claus, Carl, 1835 -1899 (Swan Sonnenschein, 1897)

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

Elemente der palaeontologie : (Palaeozoologie) / von Rudolf Hoernes - Hoernes, Rudolf, 1850 -1912 (1884)

Elemente der paläontologie bearbeitet - Döderlein, Ludwig, 1855 -1936 (Engelmann, 1890)

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

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

Elements of Comparative Anatomy - Bell, F. J. (Francis Jeffrey), 1855 -1924 (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 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 the comparative anatomy of vertebrates - Wiedersheim, Robert, 1848 -1923 (Macmillan, 1897)

Elements of the comparative anatomy of vertebrates - Wiedersheim, Robert, 1848 -1923 (Macmillan, 1886)

Elements of the comparative anatomy of vertebrates - Wiedersheim, Robert, 1848 -1923 (MacMillan, 1886)

Elements of the comparative anatomy of vertebrates - Wiedersheim, Robert, 1848 -1923 (Macmillan and co, 1886)

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 zoology, or, Natural history of animals / ed. by D.M. Reese - Reese, David Meredith, 1800 -1861 (A.S. Barnes, 1849)

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)

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

Encyclopädisches Pflanzen-Wörterbuch aller einheimischen und fremden Vegetabilien ... : mit beständiger Hinweisung auf das natürliche und das Sexual-System : nebst einem angehängten Polyglotten-Lexicon ... - Kachler, Johann, 1782 -1863 (Druck und Verlag von J.P. Sollinger, 1829)

An encyclopædia of gardening; comprising the theory and practice of horticulture, floriculture, arboriculture, and landscape-gardening, including all the latest improvements; a general history of gardening in all countries; and a statistical view of its present state, with suggestions for its future progress, in the British Isles - Loudon, J. C. (John Claudius), 1783 -1843 (Printed for Longman, Rees, Orme, Brown, and Green, 1827)

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, 1850)

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, 1874)

Encyclopédie méthodique. Histoire naturelle des animaux - Latreille, P. A. (Pierre André), 1762 -1833 (Chez Panckoucke, Imprimeur-Libraire, hôtel de Thou, rue des Poitevins, 1825)

Endocrinology - Association for the Study of Internal Secretions (U.S.) (Association for the Study of Internal Secretions, 1917)

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

Entomologia de catalunya : dipters neurópters - Institut d'Estudis Catalans. Institut de Ciencies. Barcelona. (Institut d'Estudis Catalans, Palau de la Generalitat, 1914)

Entomologica Americana - Brooklyn Entomological Society (New York Entomological Society [etc.], 1953)

Entomologica Americana - Brooklyn Entomological Society (New York Entomological Society [etc.], 1954)

Entomologica Americana - Brooklyn Entomological Society (New York Entomological Society [etc.], 1956)

Entomologica Carniolica exhibens insecta Carnioliae indigena et distributa in ordines, genera, species, varietates methodo Linnaeana - Scopoli, Giovanni Antonio, 1723 -1788 (Trattner, 1763)

Entomologische berichten - Nederlandse Entomologische Vereniging (1978)

Entomologisk tidskrift - Entomologiska föreningen i Stockholm (Jacob Spångberg, 1888)

Entomologisk tidskrift - Entomologiska föreningen i Stockholm (Jacob Spångberg, 1911)

The Entomologist - Royal Entomological Society of London (Simpkin, Marshall & Co, 1902)

The Entomologist - Royal Entomological Society of London (Simpkin, Marshall & Co, 1908)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 1931)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 1935)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 1940)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 1943)

The entomologist's record and journal of variation - Tutt, James William, 1858 -1911 (s.n, 1949)

The entomologist's useful compendium, or An introduction to the knowledge of British insects : comprising the best means of obtaining and preserving them, and a description of the apparatus generally used; together with the genera of Linné, and the modern method of arranging the classes Crustacea, Myriapoda, Spiders, Mites and Insects, from their affinities and structure, according to the views of Dr. Leach ; also an explanation of the terms used in entomology; calendar of the times of appearance and usual situations of near 3,000 species of British insects ; with instructions for collecting and fitting up objects for the microscope ; illustrated with twelve plates - Samouelle, George. (Printed for Thomas Boys, No. 7, Ludgate Hall, 1819)

Entomology - Leach, William Elford, 1790 -1836 (E. Parker, 1816)

Entomology : introduction to Entomology - Duncan, James, 1804 -1861 (Lizars, 1853)

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)

Entozoorum, sive vermium intestinalium : historia naturalis / auctore Carolo Asmundo Rudolphi - Rudolphi, Karl Asmund, 1771 -1832 (Sumtibus Tabernae Librariae et Artium, 1808)

Entozoorum, sive vermium intestinalium : historia naturalis / auctore Carolo Asmundo Rudolphi - Rudolphi, Karl Asmund, 1771 -1832 (Sumtibus Tabernae Librariae et Artium, 1809)

Enumeratio lichenum Freti Behringii - Nylander, William, 1822 -1899 (H. Delesques, 1888)

Enumeratio plantarum Horti regii botanici berolinensis altera - Link, Heinrich Friedrich, 1767 -1851 (apud G. Reimer, 1821)

Enumeratio plantarum Transsilvaniae : exhiben: stirpes phanerogamas sponte crescentes atque frequentius cultas, cryptogamas vasculares, charceas, etiam muscos hepaticasque - Schur, Philipp Johann Ferdinand, 1799 -1878 (Apud G. Braumhuller, 1866)

An epitome of the second edition of Hortus Kewensis for the use of practical gardeners to which is added, a selection of suculent vegetables and fruits cultivated in the Royal Gardens at Kew - Aiton, William Townsend, 1766 -1849 (Printed for Longman, Hurst, Rees, Orme, and Brown, 1814)

Equidæ of the Oligocene, Miocene and Pliocene of North America, iconographic type revision - Osborn, Henry Fairfield, 1857 -1935 (1918)

Essais de geographie malacologique - Grateloup, Jean-Pierre Silvestre de, 1782 -1862 (1855)

Essais de paléoconchologie comparée - Cossmann, M. (Maurice), 1850 -1924 (Chez l'auteur, [a la Société d'éditions et autres, 1901)

An essay on classification - Agassiz, Louis, 1807 -1873 (Longman, Brown, Green, Longmans, & Roberts [etc.], 1859)

Essays and observations on natural history, anatomy, physiology, psychology, and geology - Owen, Richard, 1804 -1892 (J. Van Voorst, 1861)

Essays on museums and other subjects connected with natural history, by Sir William Henry Flower - Flower, William Henry, 1831 -1899 (Macmillan, 1898)