The doctrine of descent and Darwinism - Schmidt, Oscar, 1823 -1886 (D. Appleton and Co, 1875)

The doctrine of descent and Darwinism - Schmidt, Oscar, 1823 -1886 (1882)

The doctrine of descent and Darwinism - Schmidt, Oscar, 1823 -1886 (H.S. King & Co, 1875)

The doctrine of descent and Darwinism - Schmidt, Oscar, 1823 -1886 (D. Appleton, 1896)

Dr. Johannes Leunis Synopsis der thierkunde. Ein handbuch für höhere lehranstalten und für alle, welche sich wissenschaftlich mit der naturgeschichte der thiere beschäftigen wollen - Leunis, Johannes, 1802 -1873 (Hahnsche buchhandlung, 1883)

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

Ecological animal geography; an authorized, rewritten edition based on Tiergeographie auf ockologischer grundlage - Hesse, Richard, 1868 -1944 (J. Wiley & Sons, Inc, 1937)

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

Eerste ontwikkelingsstadiën van Megalobatrachus maximus Schlegel - Bussy, I. J. de (Izaak Jan), 1907 -1920 (J.H. De Bussy, 1904)

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)

Elementarcurs der zootomie in fünfzehn vorlesungen - Hatschek, Berthold, 1854 - (G. Fischer, 1896)

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 - Parsons, John Herbert, Sir, 1868 -1957 (E. & S. Livingstone, 1901)

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

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 : special part : mollusca to man - Claus, Carl, 1835 -1899 (Swan Sonnenschein, 1897)

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

Elementary zoology - Beddard, Frank E. (Frank Evers), 1858 -1925 (Longmans, Green, and Co, 1898)

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)

Elementos de zoología - Dugès, Alfredo (Oficina tip. de la Secretaría de Fomento, 1884)

Eléments d'anatomie comparée - Royal College of Physicians of Edinburgh. (J.-B. Baillière, 1893)

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 geology : a text-book for colleges and for the general reader - LeConte, Joseph, 1823 -1901 (D. Appleton and Co, 1892)

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)