Louis Agassiz; his life and correspondence - Agassiz, Elizabeth Cabot Cary, 1822 -1907 (Houghton, Mifflin and company, 1893)

Louis Agassiz : his life and work - Holder, Charles Frederick, 1851 -1915 (G.P. Putnam's Sons, 1893)

Lower Yellowstone River fishery study : final report - Haddix, Michael H. ([The Dept.?], 1976)

Lumberman's and logger's guide; merits and uses of Douglas fir - Brereton, Bernard, 1868 - (1919)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1988)

Magasin de zoologie, d'anatomie comparée et de palaeontologie (Arthus Bertrand, 1844)

Magazine of natural history and journal of zoology, botany, mineralogy, geology and meteorology - Loudon, J. C. (John Claudius), 1783 -1843 (printed for Longman, Rees, Orme, Brown, and Green, 1837)

A magyar halászat könyve. A Kir. magyar természettudományi társulat megbizásából - Herman, Ottó, 1835 -1914 (Kiadja A.K.M. Termeszettudományi társulat, 1887)

Magyarország természettudományi és mathematikai könyvészete, 1472-1875 - Magyar Természettudományi Társulat. (Athenaeum R.T. Könyvnyomdája, 1878)

The Malay Archipelago, the land of the orang-utan and the bird of paradise : a narrative of travel, with studies of man and nature - Wallace, Alfred Russel, 1823 -1913 (MacMillan, 1874)

Mammals - National Museum of Natural History (U.S.) Pacific Ocean Biological Survey Program (1966)

The mammals of Chile - Osgood, Wilfred Hudson, 1875 -1947 (Field Museum of Natural History, 1943)

The Mammoth Cave and its inhabitants, or Descriptions of the fishes,insects and crustaceans found in the cave - Packard, A. S. (Alpheus Spring), 1839 -1905 (Naturalists' agency, 1872)

Manitoba and the great North-west : the field for investment, the home of the emigrant : being a full and complete history of the country - Macoun, John, 1831 -1920 (World Pub. Co, 1882)

A manual of British vertebrate animals, or, Descriptions of all the animals belonging to the classes, Mammalia, Aves, Reptilia, Amphibia, and Pisces, which have been hitherto observed in the British Islands, including the domesticated, naturalized, and extirpated species : the whole systematically aranged - Jenyns, Leonard, 1800 -1893 (Printed at the Pitt Press, by John Smith, sold by J. & J.J. Deighton, 1835)

A manual of British vertebrate animals; or, Descriptions of all the animals belonging to the classes, mammalia, aves, reptilia, amphibia, and pisces - Jenyns, Leonard, 1800 -1893 (Printed by J. Smith, sold by J. & J.J. Deighton, and T. Stevenson, 1835)

A manual of British vertebrate animals: or Descriptions of all the animals belonging to the classes, Mammalia, Aves, Reptilia, Amphibia, and Pisces, which have been hitherto observed in the British Islands: including the domesticated, naturalized, and extirpated species: the whole systematically arranged - Jenyns, Leonard, 1800 -1893 (Printed by J. Smith, sold by J. & J.J. Deighton; [etc., etc.], 1835)

Manual of conchology, structural and systematic : with illustrations of the species - Tryon, George W., (George Washington), 1838 -1888 (Published by the Author, Academy of Natural Sciences, 1882)

Manual of conchology, structural and systematic : with illustrations of the species - Tryon, George W., (George Washington), 1838 -1888 (Published by the Author, Academy of Natural Sciences, 1879)

A manual of Indian timbers; an account of the growth, distribution, and uses of the trees and shrubs of India and Ceylon with descriptions of their wood-structure - Gamble, J. S. (James Sykes), 1847 -1925 (S. Low, Marston & co. ltd, 1902)

A manual of Indian timbers: an account of the structure, growth, distribution, and qualities of Indian woods - Gamble, J. S. (James Sykes), 1847 -1925 (Office of the Superintendent of Govt. Printing, 1881)

A manual of land and fresh water vertebrate animals of the United States (exclusive of birds) - Pratt, Henry Sherring, 1859 - (P. Blakiston's Son & Co., inc, 1935)

A manual of land and fresh water vertebrate animals of the United States (exclusive of birds) - Pratt, Henry Sherring, 1859 - (Blakiston's, 1923)

A manual of marine zoology for the British Isles - Gosse, Philip Henry, 1810 -1888 (J. Van Voorst, 1855)

A manual of the elements of natural history - Blumenbach, Johann Friedrich, 1752 -1840 (printed for W. Simpkin & R. Marshall, 1825)

A manual of the geography and natural and civil history of Prince Edward Island for the use of schools, families and emigrants - Sutherland, George, 1830 -1893 (J. Ross, 1861)

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 the affinities of the sponges - Saville-Kent, William 1845 -1908 (D. Bogue, 1881)

Manual of the natural history, geology, and physics of Greenland, and the neighboring regions : prepared for the use of the Arctic Expedition of 1875, under the direction of the Arctic Committee of the Royal Society, for the use of the expedition ; published by authority of the Lords Commissioners of the Admiralty - Great Britain. Admiralty. (H.M. Stationery Off., printed by G.E. Eyre and W. Spottiswoode, 1875)

Manual of the natural history, geology and physics of Greenland and the neighbouring regions / prepared for the use of the Arctic expedition of 1875, under the direction of the Arctic Committee of the Royal Society and edited by T. Rupert Jones. Together with Instructions suggested by the Arctic Committee of the Royal Society for the use of the expedition / published by authority of the Lords Commissioners of the Admiralty - Great Britain. Admiralty. (Printed for H.M.S.O, 1875)

A manual of the vertebrate animals of the northern United States : including the district north and east of the Ozark mountains, south of the Laurentian hills, north of the southern boundary of Virginia, and east of the Missouri river, inclusive of marine species - Jordan, David Starr, 1851 -1931 (A. C. McClurg, 1916)

A manual of the vertebrate animals of the northern United States, including the district north and east of the Ozark mountains, south of the Laurentian hills, north of the southern boundary of Virginia, and east of the Missouri River, inclusive of marine species - Jordan, David Starr, 1851 -1931 (A. C. McClurg and Company, 1899)

A manual of the vertebrate animals of the northern United States, including the district north and east of the Ozark mountains, south of the Laurentian hills, north of the southern boundary of Virginia, and east of the Missouri River, inclusive of marine species - Jordan, David Starr, 1851 -1931 (A.C. McClurg, 1910)

A manual of the vertebrate animals of the northern United States, including the district north and east of the Ozark mountains, south of the Laurentian Hills, north of the southern boundary of Virginia, and east of the Missouri River, inclusive of marine species - Jordan, David Starr, 1851 -1931 (McClurg, 1888)

A manual of the vertebrate animals of the northern United States : including the district north and east of the Ozark Mountains, south of the Laurentian Hills, north of the southern boundary of Virginia, and east of the Missouri River, inclusive of marine species - Jordan, David Starr, 1851 -1931 (A.C. McClurg, 1888)

Manual of the vertebrate animals of the northern U.S. ... inclusive of the marine species - Jordan, David Starr, 1851 -1931 (McClurg, 1894)

Manual of the vertebrates of the northern United States, including the district east of the Mississippi River, and north of North Carolina and Tennessee, exclusive of marine species. By David Starr Jordan ... - Jordan, David Starr, 1851 -1931 (Jansen, McClurg & company, 1880)

Manual of the vertebrates of the northern United States, including the district east of the Mississippi River, and north of North Carolina and Tennessee, exclusive of marine species - Jordan, David Starr, 1851 -1931 (Jansen, McClurg, 1884)

Manual of the vertebrates of the northern United States, including the district east of the Mississippi River, and north of North Carolina and Tennessee, exclusive of marine species - Jordan, David Starr, 1851 -1931 (Jansen, McClurg & company, 1880)

Manual of the vertebrates of the northern United States, including the district east of the Mississippi River, and north of North Carolina and Tennessee, exclusive of marine species - Jordan, David Starr, 1851 -1931 (Jansen, McClurg & Company, 1884)

Manual of the vertebrates of the northern United States, including the district east of the Mississippi River, and north of North Carolina and Tennessee, exclusive of marine species - Jordan, David Starr, 1851 -1931 (Jansen, McClurg, 1880)

Manual of the vertebrates of the northern United States including the district east of the Mississippi River, and north of North Carolina and Tennessee, exclusive of marine species - Jordan, David Starr, 1851 -1931 (Jansen, McClurg & Co, 1876)

Manual of tropical medicine - Chalmers, Albert John, 1870 -1920 (Baillière, Tindall and Cox, 1919)

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, 1912)

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

Manuale ittiologico del Mediterraneo : ossia sinossi metodica delle varie specie di pesci riscontrate nel Mediterraneo ed in particolare nei mari di Sicilia - Doderlein, Pietro. (Tip. del Giornale di Sicilia, 1879)

Manuel d'histoire naturelle - Blumenbach, Johann Friedrich, 1752 -1840 (Chez Collignon, imprimeur-libraire, 1803)

Manuel d'ichthyologie française - Moreau, Émile, 1852 -1922 (G. Masson, 1892)

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

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

Manuscript of Henry Weed Fowler on the fishes of the Philippines, unpublished, circa 1930-1941 - Fowler, Henry W., 1878 -1965 (1930)

The Mark Lane express, agricultural journal &c (Isaac Alger, 1902)

Martini Lister Historiæ sive synopsis methodicæ conchyliorum et tabularum anatomicarum - Lister, Martin, 1638? -1712 (E typographeo Clarendoniano, 1770)

M.E. Blochii ... Systema ichthyologiae iconibus CX illustratum - Schneider, Johann Gottlob, 1750 -1822 (Sumtibus auctoris impressum et Bibliopolio Sanderiano commissum, 1801)

Mémoires de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Impr. de l'Universitmpale, 1812)

Mémoires de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Impr. de l'Universitmpale, 1830)

Mémoires de la Société zoologique de France - Société zoologique de France. (Au Siege de la Société, 1911)