Echinoidea Pt. I-II - Mortensen, Theodor, 1868 -1952 (Printed by Bianco Luno, 1903)

Die Echinoiden der Deutschen tiefsee-Expedition - Döderlein, Ludwig, 1855 -1936 (Fischer, 1906)

An ecological characterization of Coastal Maine (north and east of Cape Elizabeth) - U.S. Fish; Wildlife Service (Department of the Interior, U.S. Fish and Wildlife Service, Northeast Region, 1980)

Edinburgh and its neighbourhood geological and historical. With the geology of the Bass Rock - Miller, Hugh, 1802 -1856 (1864)

The Edinburgh new philosophical journal (A. and C. Black [etc.], 1828)

The Edinburgh new philosophical journal (A. and C. Black [etc.], 1830)

The Edinburgh new philosophical journal (A. and C. Black [etc.], 1834)

The Edinburgh new philosophical journal (A. and C. Black [etc.], 1835)

The Edinburgh new philosophical journal (A. and C. Black [etc.], 1836)

The Edinburgh new philosophical journal (A. and C. Black [etc.], 1845)

The Edinburgh new philosophical journal (A. and C. Black [etc.], 1856)

The Edinburgh new philosophical journal (A. and C. Black [etc.], 1863)

The Edinburgh philosophical journal - Jameson, Robert, 1774 -1854 (Printed for Archibald Constable, 1822)

The Edinburgh philosophical journal - Jameson, Robert, 1774 -1854 (Printed for Archibald Constable, 1823)

Education through nature study; foundations & methods - Munson, John P. (Kellogg, 1903)

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

Das Elbthalgebirge in Sachsen / von Hanns Bruno Geinitz - Geinitz, Hanns Bruno, 1814 -1900 (T. Fischer, 1871)

Das Elbthalgebirge in Sachsen / von Hanns Bruno Geinitz - Geinitz, Hanns Bruno, 1814 -1900 (T. Fischer, 1872)

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 manual of zoology, designed for the use of forest officers in India. Prepared for the Forest Department of India - Cotes, Everard (Office of the Supt., Govt. Print. India, 1893)

Elementary palæontology for geological students - Woods, Henry, 1868 -1952 (at the University Press, 1893)

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

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

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 - 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)

Elementary zoology - Kellogg, Vernon L. (Vernon Lyman), 1867 -1937 (H. Holt and company, 1902)

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

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

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

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

The elements of geology, for popular use : containing a description of the geological formations and mineral resources of the United States - Lee, Charles A. (Charles Alfred), 1801 -1872 (Harper & Brothers, 1840)

The elements of geology, for popular use : containing a description of the geological formations and mineral resources of the United States - Lee, Charles A. (Charles Alfred), 1801 -1872 (Harper & Brothers, 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 zoology, or, Natural history of animals / ed. by D.M. Reese - Reese, David Meredith, 1800 -1861 (A.S. Barnes, 1849)