Life; a book for elementary students - Shipley, A. E. Sir, (Arthur Everett), 1861 -1927 (University Press, 1923)

Life, outlines of general bioloy - Thomson, J. Arthur (John Arthur), 1861 -1933 (Harper, 1900)

Life's beginning on the earth - Beutner, R. (Reinhard), 1885 -1964 (The Williams & Wilkins Company, 1938)

Light and the behavior of organisms - Mast, Samuel Ottmar, 1871 -1947 (J. Wiley & Sons; [etc., etc.], 1911)

Links in the chain; or, Popular chapters on the curiosities of animal life - Kearley, George (J. Hogg, 1862)

The living plant in leaf, flower, and fruit : a popular book on botany for the general reader - Step, Edward, 1855 -1931 (Hutchinson & Co, 1904)

Living plants and their properties; a collection of essays - Arthur, Joseph Charles, 1850 -1942 (Baker and Taylor, 1898)

The lower animals; living invertebrates of the world - Buchsbaum, Ralph, 1907 -2002 (Doubleday, 1960)

Ludwig Darmstaedters Handbuch zur Geschichte der Naturwissenschaften und der Technik. In chronologischer Darstellung. 2., umgearb. und verm. Aufl. Unter Mitwirkung von Professor Dr. R. du Bois-Reymond und Oberst z.d.C. Schaefer, hrsg. von Professor Dr. L. Darmstaedter - Du Bois-Reymond, R. (René), 1863 -1938 (J. Springer, 1908)

Ludwig Darmstaedters Handbuch zur Geschichte der Naturwissenschaften und der Technik. In chronologischer Darstellung. 2., umgearb. und verm. Aufl. Unter Mitwirkung von R. du Bois-Reymond und C. Schaefer, hrsg. von L. Darmstaedter - Du Bois-Reymond, R. (René), 1863 -1938 (J. Springer, 1908)

Man and the biological world - Rogers, J. Speed (James Speed), 1892 -1955 (McGraw-Hill, 1952)

Manual of animal biology - Baitsell, George Alfred, 1885 -1971 (The Macmillan company, 1932)

Manual of bacteriological technique and special bacteriology - Bowhill, Thomas (W. Wood & company, 1899)

Manual of bacteriology and pathology for nurses - Roberts, Jay Gilbert, 1874 - (W. B. Saunders company, 1912)

A manual of bacteriology - Griffiths, A. B. (Arthur Bower), 1859 - (W. Heinemann, 1893)

A manual of bacteriology - Williams, Herbert U. (Herbert Upham), 1866 -1938 (Blakiston, 1903)

A manual of bacteriology, clinical and applied - Hewlett, R. Tanner (Richard Tanner), 1865 -1940 (J. & A. Churchill, 1911)

A manual of bacteriology, clinical and applied - Royal College of Physicians of Edinburgh. (J. & A. Churchill, 1914)

A manual of bacteriology clinical and applied - Hewlett, R. Tanner (Richard Tanner), 1865 -1940 (C. V. Mosby company, 1914)

Manual of bacteriology for practitioners and students, with especial references to practical methods - Schenk, Samuel Leopold, 1840 -1902 (Longmans, Green, 1893)

A manual of botany, anatomical and physiological : for the use of students - Royal College of Physicians of Edinburgh. (W. Blackwood, 1874)

Manual of elementary zoology - Borradaile, L. A. (Lancelot Alexander), 1872 -1945 (Oxford University Press, 1958)

Manual of human and comparative histology - Power, Henry, 1829 -1911 (The New Sydenham Society, 1870)

Manual of micrurgy - Belkin, Morris. (Edwards Brothers], 1931)

A manual of palæarctic birds - Dresser, H. E. (Henry Eeles), 1838 -1915 (The author, 1902)

Manual of the anatomy of invertebrated animals - Huxley, Thomas Henry, 1825 -1895 (Appleton, 1888)

Manual of the anatomy of invertebrated animals - Huxley, Thomas Henry, 1825 -1895 (Appleton, 1901)

A manual of the anatomy of invertebrated animals - Huxley, Thomas Henry, 1825 -1895 (D. Appleton and Co, 1885)

A manual of the anatomy of invertebrated animals - Huxley, Thomas Henry, 1825 -1895 (J. & A. Churchill, 1877)

A manual of the anatomy of invertebrated animals - Huxley, Thomas Henry, 1825 -1895 (D. Appleton and company, 1878)

A manual of the anatomy of invertebrated animals - Huxley, Thomas Henry, 1825 -1895 (D. Appleton and company, 1888)

A manual of the common invertebrate animals, exclusive of insects - Pratt, Henry Sherring, 1859 - (A.C. McClurg & Co, 1923)

A manual of the common invertebrate animals, exclusive of insects - Pratt, Henry Sherring, 1859 - (A.C. McClurg & co, 1916)

A manual of the infusoria, including a description of all known flagellate, ciliate, and tentaculiferous protozoa, British and foreign and an account of the organization and affinities of the sponges - Saville-Kent, William 1845 -1908 (David Bogue, 1881)