List of the specimens of homopterous insects in the collection of the British Museum ... - Gray, John Edward 1800 -1875 (Printed by Order of the Trustees, 1852)

A list of works on North American fungi - Trelease, William, 1857 -1945 (Library of Harvard University, 1887)

Living organisms : an account of their origin & evolution - Goodrich, Edwin S. (Edwin Stephen), 1868 -1946 (Clarendon Press, 1924)

London birds and London insects and other sketches - Pigott, Thomas Digby. (H. Porter, 1892)

London birds, and other sketches - Pigott, Thomas Digby, 1840 -1927 (Arnold, 1902)

Lotos : Zeitschrift für Naturwissenschaften - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (1856)

Louis Pasteur - Keim, Albert, 1876 -1947 (A. Stokes, 1914)

Lyon-horticole - Association horticole lyonnaise. (Impr. du Salut public, 1883)

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1905)

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1913)

Magyar botanikai lapok = Ungarische botanische Blätter - Degen, Árpád von, 1866 -1934 (Müller Karoly Könyvnyomdaja aja, 1915)

The making of America - Handy, William M. (Making of America, 1906)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1892)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1898)

A manual and dictionary of the flowering plants and ferns - Willis, J. C. (John Christopher), 1868 -1958 (University Press, 1904)

A manual and dictionary of the flowering plants and ferns - Willis, J. C. (John Christopher), 1868 -1958 (University Press, 1908)

A manual for the study of insects - Comstock, John Henry, 1849 -1931 (Comstock Publishing Company, 1897)

A manual for the study of insects - Comstock, John Henry, 1849 -1931 (Comstock publishing company, inc, 1938)

A manual for the study of insects - Comstock, John Henry, 1849 -1931 (Kessinger Pub, 1895)

A manual for the study of insects - Comstock, John Henry, 1849 -1931 (Comstock Pub. Co, 1897)

A manual for the study of insects - Comstock, John Henry, 1849 -1931 (Comstock, 1923)

A manual for the study of insects - Comstock, John Henry, 1849 -1931 (Comstock Publishing Company, 1916)

A manual for the study of insects - Comstock, John Henry, 1849 -1931 (Comstock Publishing Company, 1904)

A manual for the study of insects - Comstock, John Henry, 1849 -1931 (The Comstock Pub. Co., 1920, 1920)

A manual for the study of insects - Comstock, John Henry, 1849 -1931 (Comstock Pub. Co, 1895)

A manual for the study of insects - Comstock, John Henry, 1849 -1931 (Comstock Pub. Co, 1930)

Manual of American grape-growing - Hedrick, U. P. (The Macmillan company, 1919)

Manual of American grape-growing - Hedrick, U. P. (Macmillan, 1919)

Manual of entomology : with special reference to economic entomology - Maxwell-Lefroy, H. (Harold), 1877 -1925 (Longmans, Green & Co, 1923)

Manual of fruit insects - Crosby, Cyrus Richard, 1879 -1937 (The Macmillan company, 1914)

Manual of fruit insects - Crosby, Cyrus Richard, 1879 -1937 (The Macmillan company, 1915)

Manual of general agriculture - Terry, Edward Prentice, 1883 - ([Times-Mirror Ptg. & Bdg. House, 1912)

Manual of horticulture for grade and high schools - Busch, Sheridan S., 1873 -1924 (Printed by the Republic print, 1913)

A manual of horticulture for the state of Idaho - Idaho. State board of horticultural inspection. (Pub. by the Idaho State board of horticulture, 1913)

Manual of modern viticulture; reconstitution with American vines - Dubois, Raymond. (R.S. Brain, Government Printer, 1902)

A manual of Philippine birds - McGregor, Richard C. (Richard Crittenden), 1871 -1936 (Bureau of Printing, 1909)

Manual of plant diseases - Lindau, Gustav, 1866 -1923 (The Record press, 1914)

Manual of plant diseases - Lindau, Gustav, 1866 -1923 (The Record Press, 1914)

A manual of zoology - Kingsley, J. S. (John Sterling), 1854 -1929 (H. Holt, 1912)

A manual of zoology - Kingsley, J. S. (John Sterling), 1854 -1929 (H. Holt and Company, 1902)

A manual of zoology - Kingsley, J. S. (John Sterling), 1854 -1929 (H. Holt, 1909)

Manuel de la faune de Belgique - Lameere, Auguste, 1864 -1942 (Lamertin, 1895)

Manuel de la faune de Belgique - Lameere, Auguste, 1864 -1942 (H. Lamertin, 1900)

Manuel du jeune chasseur avec carnet de chasse - Chatin, Joannès, (J. Rothschild, 1875)

Marcellia - Institut de botanique de Strasbourg. (Pergamon Press [etc.], 1902)

Marcellia - Institut de botanique de Strasbourg. (Pergamon Press [etc.], 1905)

Marcellia - Institut de botanique de Strasbourg. (Pergamon Press [etc.], 1908)

Marvels of insect life a popular account of structure and habit - Step, Edward, 1855 -1931 (W. Briggs, 1915)

Marvels of insect life ; a popular account of structure and habit - Step, Edward, 1855 -1931 (R. M. McBride, 1916)

Mathematische und naturwissenschaftliche Berichte aus Ungarn - Magyar Tudományos Akadémia. (R. Friedländer & Sohn [etc.], 1891)

Mathematische und naturwissenschaftliche Berichte aus Ungarn - Magyar Tudományos Akadémia. (R. Friedländer & Sohn [etc.], 1905)

Mathematische und naturwissenschaftliche Berichte aus Ungarn - Magyar Tudományos Akadémia. (R. Friedländer & Sohn [etc.], 1906)

The mechanism of Mendelian heredity - Morgan, Thomas Hunt, 1866 -1945 (Holt, 1922)

The Mechanism of Mendelian heredity - Morgan, Thomas Hunt, 1866 -1945 (H. Holt and company, 1915)

The mechanism of Mendelian heredity - Morgan, Thomas Hunt, 1866 -1945 (Holt, 1915)

Mechanismus und Physiologie der Geschlechtsbestimmung - Goldschmidt, Richard, 1878 -1958 (Borntraeger, 1920)

The mechanistic conception of life; biological essays - Loeb, Jacques, 1859 -1924 (University of Chicago Press, 1912)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1901)

Mededeelingen uit 's Lands Plantentuin - 's Lands Plantentuin. (G. Kolff & Co, 1898)

Mediterranean naturalist (1891)

Mediterranean naturalist (1893)