Meddelelser om Grønland - Denmark. Kommissionen for ledelsen af de geologiske og geografiske undersøgelser i Grønland. (C. A. Reitzels Forlag, 1899)

Meddelelser om Grønland - Denmark. Kommissionen for ledelsen af de geologiske og geografiske undersøgelser i Grønland. (C. A. Reitzels Forlag, 1898)

Meddelelser om Grønland - Denmark. Kommissionen for ledelsen af de geologiske og geografiske undersøgelser i Grønland. (C. A. Reitzels Forlag, 1921)

Meddelelser om Norges fiske i Aarene 1884-1901. Pt. 2 - Collett, Robert, 1842 -1913 (I Commission hos Jacob Dybwad, A.W. Brøggers Bogtyrykkeri, 1903)

Mémoires de l'Académie impériale des sciences de St.-Pétersbourg. 7e série - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (L'Académie, 1893)

Mémoires du Muséum national d'histoire naturelle - Muséum national d'histoire naturelle (France) (Editions du Museum, 1947)

Mémoires du Muséum national d'histoire naturelle. Série A, Zoologie - Muséum national d'histoire naturelle (France) (Éd. du Muséum, 1973)

Memoirs of the Carnegie Museum - Carnegie Institute. Board of Trustees. (Published by the authority of the Board of Trustees of the Carnegie Institute, 1932)

Memoirs of the Carnegie Museum - Carnegie Institute. Board of Trustees. (Published by the authority of the Board of Trustees of the Carnegie Institute, 1935)

Memoirs of the Museum of Comparative Zoölogy, at Harvard College, Cambridge, Mass - Harvard University. Museum of Comparative Zoology. (The Museum, 1884)

Memoirs of the Nuttall Ornithological Club - Nuttall Ornithological Club. (The Club, 1886)

Memoirs of the Nuttall Ornithological Club - Nuttall Ornithological Club. (The Club, 1895)

Memoirs of the Nuttall Ornithological Club - Nuttall Ornithological Club. (The Club, 1905)

Memoirs of the Nuttall Ornithological Club - Nuttall Ornithological Club. (The Club, 1932)

Memorias de la Real Academia de Ciencias Exactas, Fisicas y Naturales de Madrid - Real Academia de Ciencias Exactas Físicas y Naturales de Madrid. (Impr. Aguado, 1850)

Memorias de la Real Academia de Ciencias Exactas, Fisicas y Naturales de Madrid - Real Academia de Ciencias Exactas Físicas y Naturales de Madrid. (Impr. Aguado, 1887)

Michigan bird life, a list of all the bird species known to occur in the state together with an outline of their classification and an account of the life history of each species, wtih special reference to its relation to agriculture - Barrows, Walter Bradford, 1855 -1923 (Michigan Agricultural College, 1912)

The Migrant - Tennessee Ornithological Society. (Tennessee Ornithological Society, 1974)

The Migrant - Tennessee Ornithological Society. (Tennessee Ornithological Society, 1983)

The migration of birds, as observed at Irish lighthouses and lightships including the original reports from 1888-97, now published for the first time, and an analysis of these and of the previously published reports from 1881-87 : together with an appendix giving the measurement sof about 1600 wings - Barrington, Richard Manliffe, 1849 -1915 (R.H. Porter, [etc., etc, 1900)

Minutes of proceedings of the Royal Artillery Institution - Great Britain. Army. Royal Artillery Institution (The Institution, 1866)

Miscellanea entomologica; revue entomologique internationale - Union entomologique. (1899)

Miscellaneous publication - University of Kansas, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1960)

Miscellaneous publication - University of Kansas, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1965)

Miscellanes zoologica - Coues, Elliott, 1842 -1899 (1857)

Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark - Molisch, Hans, 1856 -1937 (1882)

Mittheilungen des Ornithologischen Vereines in Wien - Ornithologischer Verein in Wien. (1884)

Mittheilungen des Ornithologischen Vereines in Wien - Ornithologischer Verein in Wien. (Der Verein, 1880)

Mittheilungen des Ornithologischen Vereines in Wien - Ornithologischer Verein in Wien. (1888)

Mittheilungen des Ornithologischen Vereines in Wien - Ornithologischer Verein in Wien. (Der Verein, 1877)

Mittheilungen des Ornithologischen Vereines in Wien - Ornithologischer Verein in Wien. (1889)

Mittheilungen des Ornithologischen Vereines in Wien - Ornithologischer Verein in Wien. (Der Verein, 1885)

Mittheilungen des Ornithologischen Vereines in Wien - Ornithologischer Verein in Wien. (Der Verein, 1886)

Mittheilungen des Ornithologischen Vereines in Wien - Ornithologischer Verein in Wien. (Der Verein, 1887)

Mittheilungen des Ornithologischen Vereines in Wien - Ornithologischer Verein in Wien. (Der Verein, 1888)

Mittheilungen des Ornithologischen Vereines in Wien - Ornithologischer Verein in Wien. (Der Verein, 1892)

Mittheilungen des Ornithologischen Vereines in Wien - Ornithologischer Verein in Wien. (Der Verein, 1894)

Monatsschrift des Deutschen Vereins zum Schutze der Vogelwelt - Deutscher Verein zum Schutze der Vogelwelt. ([s.n.], 1889)

A monograph on the structure and development of the shoulder-girdle and sternum on the Vertebrata - Parker, William Kitchen William Kitchen Parker 1823 -1890 (R. Hardwicke, 1868)

Monthly microscopical journal: transactions of the Royal Microscopical Society, and record of histological research at home and abroad - Royal Microscopical Society (Great Britain) (R. Hardwicke, 1872)

Musée ornithologique illustré : description des oiseaux d'Europe, de leurs oeufs et de leurs nids - Des Murs, Marc Athanase Parfait Œillet, 1804 -1889 (J. Rothschild, éditeur, 13, rue des Saints-Pères, 13, 1886)

Museum bulletin - New York State Museum. (University of the State of New York, 1909)

The museum of natural history; being a popular account of the structure, habits, and classification of the various departments of the animal kingdom: quadrupeds, birds, reptiles, fishes, shells, and insects, including the insects destructive to agriculture - Holder, Joseph B. (Joseph Bassett), 1824 -1888 (J. S. Virtue, 1877)

The museum of natural history, with introductory essay on the natural history of the primeval world : being a popular account of the structure, habits, and classification of the various departments of the animal kingdom: quadruped, birds, reptiles, fishes, shells, and insects, including the insects destructive to agriculture - White, Adam, 1817 -1879 (Mackenzie, 1859)

The museum of natural history, with introductory essay on the natural history of the primeval world : being a popular account of the structure, habits, and classification of the various departments of the animal kingdom, quadrupeds, birds, reptiles, fishes, shells, and insects, including the insects destructive to agriculture - White, Adam, 1817 -1879 (William MacKenzie, 1869)

Narrative of a voyage to the Polar Sea during 1875-76 in H.M. ships 'Alert' and 'Discovery' - Feilden, H. W. (Henry Wemyss), 1838 -1921 (S. Low, Marston, Searle, & Rivington, 1878)

Narrative of a voyage to the Polar Sea during 1875-6 in H.M. ships 'Alert' and 'Discovery' - Nares, George S. Sir (George Strong), 1831 -1915 (S. Low, Marston, Searle, & Rivington, 1878)

Narrative of a voyage to the Polar Sea during 1875-6 in H.M. ships ' Alert' and 'Discovery' - Nares, George S. Sir (George Strong), 1831 -1915 (S. Low, Marston, Searle & Rivington, 1878)

Narrative of a voyage to the Polar Sea during 1875-76 in H.M. ships 'Alert' and 'Discovery' - Nares, George S. Sir (George Strong), 1831 -1915 (S. Low, Marston, Searle, & Rivington, 1878)

National Museum of Natural History (U.S.) Pacific Ocean Biological Survey Program field research records, 1961-1973 : Leewards check lists, preliminary check lists - Howland, Baker, Phoenix Line Islands, Brooding Bds., NW Hawaiians - National Museum of Natural History (U.S.) Pacific Ocean Biological Survey Program (1961)

National Museum of Natural History (U.S.) Pacific Ocean Biological Survey Program, 1961-1973 : Bulweria fallax notes, draft preparation - Clapp, Roger B. (1967)

National Museum of Natural History (U.S.) Pacific Ocean Biological Survey Program field research records, 1961-1973 : general summaries & info - all islands - National Museum of Natural History (U.S.) Pacific Ocean Biological Survey Program (1963)

National Museum of Natural History (U.S.) Pacific Ocean Biological Survey Program field research records, 1961-1973 : manuscript data Pacific Ocean Biological Survey Program (POBSP) Collections personal catalogs 1 of 2 - National Museum of Natural History (U.S.) Pacific Ocean Biological Survey Program (1961)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1894)

Natural history - Bernard, Henry Meyners, 1853 -1909 (D. Appleton and company, 1897)

Natural history - Lydekker, Richard, 1849 -1915 (Hutchinson, 1897)

The natural history of animals: the animal life of the world in its various aspects and relations - Ainsworth-Davis, J. R. (James Richard), 1861 -1934 (The Gresham Publishing Company, 1903)

Natural history of the Queen Charlotte islands, British Columbia. Natural history of the Cook inlet region, Alaska - Osgood, Wilfred Hudson, 1875 -1947 (Government Printing Office, 1901)

Natural science (Macmillan & Co, 1894)

Natural science : a monthly review of scientific progress (Macmillan and Company [etc.], 1894)

Natural science : a monthly review of scientific progress (Macmillan and Company [etc.], 1897)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1882)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1884)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1886)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1887)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1889)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1890)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1891)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1892)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1893)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1895)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1897)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1899)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1900)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1902)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1919)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1957)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1961)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1964)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1972)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1975)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1978)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1985)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1991)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1997)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 2005)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 2009)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 2011)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 2012)

The naturalist in Manchuria - Sowerby, Arthur de Carle, 1885 -1954 (Tientsin Press, 1922)

The naturalist of the Saint Croix. Memoir of George A. Boardman - Boardman, Samuel Lane, 1836 -1914 (Priv. print, 1903)