Material for a bibliography of North American mammals - Coues, Elliott, 1842 -1899 (G.P.O, 1877)

Mathematische und naturwissenschaftliche Berichte aus Ungarn - Magyar Tudományos Akadémia. (R. Friedländer & Sohn [etc.], 1910)

Medical and physical researches, or, Original memoirs in medicine, surgery, physiology, geology, zoology, and comparative anatomy - Harlan, Richard, 1796 -1843 (printed by L.R. Bailey, 1835)

Mémoires de l'Académie impériale des sciences de St.-Pétersbourg. 6e série Seconde partie Sciences naturelles - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) ([Académie impériale des sciences de St.-Pétersbourg], 1855)

Mémoires du Muséum d'histoire naturelle - Muséum national d'histoire naturelle (France) (G. Dufour, 1823)

Memoirs of the Carnegie Museum - Carnegie Institute. Board of Trustees. (Published by the authority of the Board of Trustees of the Carnegie Institute, 1904)

Memoirs of the Museum of Comparative Zoölogy, at Harvard College, Cambridge, Mass - Harvard University. Museum of Comparative Zoology. (The Museum, 1912)

Memorias y revista de la Sociedad Científica "Antonio Alzate." - Sociedad Científica "Antonio Alzate." (Imprenta del Gobierno en el Ex-Arzobispado, 1902)

Memorie della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1903)

Minutes of proceedings of the Royal Artillery Institution - Great Britain. Army. Royal Artillery Institution (The Institution, 1874)

Miscellaneous publication - University of Kansas, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1966)

Miscellaneous publication - University of Kansas, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1969)

Miscellaneous publication - University of Kansas, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1974)

Miscellaneous publication - University of Kansas, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1994)

Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark - Molisch, Hans, 1856 -1937 (1876)

Monatsberichte der Königlichen Preussische Akademie des Wissenschaften zu Berlin - Königlich Preussische Akademie der Wissenschaften zu Berlin (Königliche Akademie der Wissenschaften, 1864)

Monatsberichte der Königlichen Preussische Akademie des Wissenschaften zu Berlin - Königlich Preussische Akademie der Wissenschaften zu Berlin (Königliche Akademie der Wissenschaften, 1874)

Monografía de los mamíferos de Yucatán - Gaumer, George F, 1851 -1929 (Departamento de talleres gráficos de la Secretaría de fomento, 1917)

Monograph of the Museum of Natural History, the University of Kansas - University of Kansas. Museum of Natural History. (The Museum, 1972)

Monographs of North American Rodentia - Coues, Elliott, 1842 -1899 (Govt. print. off, 1877)

Monographs of North American rodentia - Coues, Elliott, 1842 -1899 (G.P.O, 1877)

Monographs of the United States Geological Survey - Geological Survey (U.S.) (Govt. Print. Off, 1882)

Monthly American Journal of Geology & Natural Science (1831)

The Monthly American journal of geology and natural science ([H.H. Porter], 1831)

Morphologie der Erdoberfläche - Penck, Albrecht, 1858 -1945 (Engelhorn, 1894)

Morphologische Arbeiten (G. Fischer, 1896)

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)

Museum Senckenbergianum : Abhandlungen aus dem Gebiete der beschreibenden Naturgeschichte - Senckenbergische Naturforschende Gesellschaft. (J.D. Sauerländer, 1845)

Die Myoxidae oder Schlaefer. Ein Beitrag zur Osteologie und Systematik der Nagethiere - Reuvens, C. L. (P.W.M. Trap, 1890)

Nachträge zu den Vegetationsverhältnissen von Croatien, veranlasst durch die Flora Croatica von Schlosser und Vukotinovic - Neilreich, August, 1803 -1871 (1869)

Name that animal; a guide to the identification of the common land and fresh-water animals of the United States, with special reference to the area east of the Rockies - Driver, Ernest Charles, 1899 - (1950)

Narrative of a journey across the Rocky Mountains, to the Columbia River, and a visit to the Sandwich Islands, Chili, &c.; with a scientific appendix - Townsend, John Kirk, 1809 -1851 (H. Perkins, 1839)

The National geographic magazine - National Geographic Society (U.S.) (National Geographic Society, 1918)

National Museum, Victoria, Register Zoological Collection - Museums Victoria (National Museum of Victoria, 1933)

National Museum, Victoria, Register Zoological Collection - Museums Victoria (National Museum of Victoria, 1978)

The native and wild mammals of Connecticut - Adams, Sherman W. (Sherman Wolcott), 1836 -1898 (Case, Lockwood, & Brainard, 1896)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1893)

Naturae novitates : Bibliographie neuer Erscheinungen aller Länder auf dem Gebiete der Naturgeschichte und der exacten Wissenschaften (R. Friedländer & Sohn, 1905)

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

Natural history - American Museum of Natural History (American Museum of Natural History, 1920)

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

Natural history : a manual of zoology for schools, colleges, and the general reader - Tenney, Sanborn, 1827 -1877 (Charles Scribner & Co, 1865)

Natural history. A manual of zoölogy for schools, colleges, and the general reader - Tenney, Sanborn, 1827 -1877 (Scribner & co, 1867)

Natural history. A manual of zoölogy for schools, colleges, and the general reader - Tenney, Sanborn, 1827 -1877 (Scribner, Armstrong & co, 1872)

Natural history of animals - Tenney, Sanborn, 1827 -1877 (American book company, 1895)

Natural history of animals - Tenney, Sanborn, 1827 -1877 (American book Co, 1895)

Natural history of animals : Containing brief descriptions of the animals figured on Tenney's Natural history tablets, but complete without the tablets - Tenney, Sanborn, 1827 -1877 (C. Scribner & co, 1868)

Natural history of animals. Containing brief descriptions of the animals figured on Tenney's Natural history tablets, but complete without the tablets - Tenney, Sanborn, 1827 -1877 (C. Scribner & co, 1866)

Natural history of animals. Containing brief descriptions of the animals figured on Tenney's Natural history tablets, but complete without the tablets - Tenney, Sanborn, 1827 -1877 (Scribner, Armstrong, 1875)

Natural history of New York - Hall, James, 1811 -1898 (D. Appleton & co. and Wiley & Putnam, 1842)

Natural history of New York (D. Appleton, 1842)

The natural history of the red-tailed skink, Eumeces Egregius Baird - Mount, Robert Hughes, 1931 - (1961)

The natural history of Washington territory and Oregon : with much relating to Minnesota, Nebraska, Kansas, Utah, and California between the thirty-sixth and forty-ninth parallels of latitude : being those parts of the final reports on the survey of the Northern Pacific Railroad route, relating to the natural history of the regions explored : with full catalogues and descriptions of the plants and animals collected from 1853 to 1860 - Cooper, J. G. (James Graham), 1830 -1902 (Bailliáere Brothers ... [and 3 others], 1860)

Natural science (Macmillan & Co, 1894)

Natural science (Macmillan & Co, 1895)

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.], 1895)

La naturaleza; periódico científico del Museo Nacional de Historia Natural y de la Sociedad Mexicana de Historia Natural - Sociedad Mexicana de Historia Natural. (Impr. de I. Escalante, 1885)

La naturaleza; periódico científico del Museo Nacional de Historia Natural y de la Sociedad Mexicana de Historia Natural - Sociedad Mexicana de Historia Natural. (Impr. de I. Escalante, 1887)

La naturaleza; periódico científico del Museo Nacional de Historia Natural y de la Sociedad Mexicana de Historia Natural - Sociedad Mexicana de Historia Natural. (Impr. de I. Escalante, 1891)

The Naturalist and collector ([Shoop Pub. Co.], 1895)

A naturalist in the Great Lakes region - Downing, Elliot Rowland, 1868 -1944 (University of Chicago Press, 1922)

Naturalist's guide to the Americas - Ecological Society of America. Committee on the Preservation of Natural Conditions. (Williams & Wilkins, 1926)

The naturalist's library - Lizars, W. H. 1788 -1859 (W. H. Lizars; [etc., etc.], 1842)

Le Naturaliste : journal des échanges et des nouvelles - Deyrolle, Émile, 1838 -1917 (Bureaux à Paris, 1907)

Nature - Lockyer, Norman, Sir, 1836 -1920 (Macmillan Journals Ltd., etc, 1875)

Nature lovers library (University Society Inc, 1923)

Die Naturgeschichte des Thierreichs - Giebel, C. (Christoph), 1820 -1881 (Wigand, 1859)

Natürliches System der Amphibien : mit vorangehender Classification der Säugethiere und Vögel : ein Beitrag zur vergleichenden Zoologie - Wagler, Johann Georg, 1800 -1832 (In der J.G. Cotta'scchen Buchhandlung, 1830, 1830)

Natürliches System der Amphibien mit vorangehender Classification der Säugethiere und Vögel : ein Beitrag zur vergleichenden Zoologie - Wagler, Johann Georg, 1800 -1832 (In der J. G. Cotta'schen Buchhandlung, 1830)

Naturwissenschaftliche Wochenschrift - Deutsche Gesellschaft für Volkstümliche Naturkunde in Berlin. (G. Fischer [etc.], 1895)

Naturwissenschaftliche Wochenschrift - Deutsche Gesellschaft für Volkstümliche Naturkunde in Berlin. (G. Fischer [etc.], 1921)

The Nautilus - American Malacologists, Inc. (American Malacologists, inc., etc, 1986)

The Nebraska bird review - Nebraska Ornithologists' Union. (Nebraska Ornithologists' Union, 1941)