Text-book of comparative anatomy - Lang, Arnold, 1855 -1914 (Macmillan and Co, 1891)

Text-book of embryology - Heape, Walter, 1855 -1929 (Macmillan, 1914)

A text-book of entomology, including the anatomy, physiology, embryology and metamorphoses of insects, for use in agricultural and technical schools and colleges as well as by the working entomologist - Packard, A. S. (Alpheus Spring), 1839 -1905 (The Macmillan company, 1898)

A text-book of entomology including the anatomy, physiology, embryology and metamorphoses of insects - Packard, A. S. (Alpheus Spring), 1839 -1905 (Macmillan, 1909)

A text-book of field zoology; insects and their near relatives and birds - Crary, Lottie Elva, 1870 - (P. Blakiston's Son & Co, 1910)

A text-book of field zoology; insects and their near relatives and birds - Crary, Lottie Elva, 1870 - (P. Blakiston, 1911)

A text-book of invertebrate morphology - McMurrich, J. Playfair (James Playfair), 1859 -1939 (H. Holt and Company, 1894)

Text-book of paleontology - Eastman, Charles Rochester, 1868 -1918 (Macmillan and Co., limited, 1913)

Text-book of the embryology of invertebrates - Mark, E. L. (Edward Laurens), 1847 -1946 (S. Sonneschein and co., ltd, 1899)

Text book of zoology - Boas, J. E. V. (Johan Erik Vesti), 1855 -1935 (Sampson Low, Marston, 1896)

A text-book of zoology - Parker, T. Jeffery (Thomas Jeffery), 1850 -1897 (Macmillan and Co., Limited, 1910)

A text-book of zoology - Parker, T. Jeffery (Thomas Jeffery), 1850 -1897 (Macmillan, 1897)

A text-book of zoology - Parker, T. Jeffery (Thomas Jeffery), 1850 -1897 (Macmillian and co., limited, 1910)

A text-book of zoology - Parker, T. Jeffery (Thomas Jeffery), 1850 -1897 (Macmillan and co., limited, 1897)

A text-book of zoology - Parker, T. Jeffery (Thomas Jeffery), 1850 -1897 (Macmillan and co., limited, 1910)

A text-book of zoology - Parker, T. Jeffery (Thomas Jeffery), 1850 -1897 (Macmillan, 1910)

A text-book of zoology - Parker, T. Jeffery (Thomas Jeffery), 1850 -1897 (Macmillian and co., limited, 1921)

Text-book of zoology for junior students - Nicholson, Henry Alleyne, 1844 -1899 (1888)

Text-book of zoology for junior students - Nicholson, Henry Alleyne, 1844 -1899 (American Book Co, 1885)

A text-book of zoology for schools - Gosse, Philip Henry, 1810 -1888 (Society for Promoting Christian Knowledge, 1851)

Text-book of zoology for schools and colleges - Nicholson, Henry Alleyne, 1844 -1899 (D. Appleton and Co, 1884)

A textbook in general zoology - Linville, Henry R. (Henry Richardson), 1866 -1941 (Ginn and Company, 1929)

Textbook of general zoology - Guthrie, Mary Jane, 1895 - (J. Wiley & sons, inc, 1927)

A textbook of invertebrate morphology - McMurrich, J. Playfair (James Playfair), 1859 -1939 (H. Holt, 1896)

A textbook of invertebrate morphology - McMurrich, J. Playfair (James Playfair), 1859 -1939 (H. Holt, 1894)

Textbook of zoology - Potter, George Edwin, 1898 - (Mosby, 1947)

The theory of evolution in the light of facts - Frank, Karl, 1875 -1950 (Kegan Paul, Trench, Trübner & co., ltd, 1913)

The theory of evolution in the light of facts - Wasmann, Erich, 1859 -1931 (Kegan Paul, Trench, Trubner & co, 1913)

Das Thierreich eingetheilt nach dem Bau der Thiere als Grundlage ihrer Naturgeschichte und der vergleichenden Anatomie - Cuvier, Georges, baron, 1769 -1832 (J.S. Cotta, 1823)