Memórias do Instituto Butantan - Instituto Butantan (O Instituto, 1921)

Memórias do Instituto Butantan - Instituto Butantan (O Instituto, 1982)

Memorias y revista de la Sociedad Científica "Antonio Alzate." - Sociedad Científica "Antonio Alzate." (Imprenta del Gobierno en el Ex-Arzobispado, 1914)

Memorie - Classe di scienze fisiche, matematiche e naturali - Accademia nazionale dei Lincei. Classe di scienze fisiche, matematiche e naturali. (Accademia Nazionale dei Lincei, 1882)

Memorie - Classe di scienze fisiche, matematiche e naturali - Accademia nazionale dei Lincei. Classe di scienze fisiche, matematiche e naturali. (Accademia Nazionale dei Lincei, 1886)

Memorie - Classe di scienze fisiche, matematiche e naturali - Accademia nazionale dei Lincei. Classe di scienze fisiche, matematiche e naturali. (Accademia Nazionale dei Lincei, 1913)

Memorie - Classe di scienze fisiche, matematiche e naturali - Accademia nazionale dei Lincei. Classe di scienze fisiche, matematiche e naturali. (Accademia Nazionale dei Lincei, 1879)

Memorie dell'Istituto geologico della R. Università di Padova - Università di Padova. Istituto geologico. (Società Cooperativa Tipografica, 1915)

Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna, Classe di Scienze Fisiche - R. Accademia delle scienze dell'Istituto di Bologna. (1893)

Memorie della Reale Accademia delle Scienze dell'Istituto di Bologna, Classe di Scienze Fisiche - R. Accademia delle scienze dell'Istituto di Bologna. (1884)

Memorie della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1876)

Memorie della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1891)

Memorie della Società italiana di scienze naturali e del Museo civico di storia naturale di Milano - Museo civico di storia naturale di Milano. (La Società, 1966)

Les merveilles de la nature : l'homme et les animaux : description populaire des races humaines et des règne animal - Brehm, Alfred Edmund, 1829 -1884 (J.-B. Bailliere et Fils, 1893)

Mesoscale spatial and temporal variations of water mass characteristics in the California current region off Monterey Bay in 1973-1974 - Blumberg, Richard Edward. (Naval Postgraduate School, 1975)

Mesozoic fossils - Geological Survey of Canada (1876)

The Metaspermae of the Minnesota valley; a list of the higher seed-producing plants indigenous to the drainage-basin of the Minnesota river - MacMillan, Conway, 1867 -1929 ([Harrison & Smith, State Printers], 1892)

A method of growing bacteriologically sterile potato plants - MacMillan, H. G. (Howard Gove), 1890 - (U.S. Dept. of Agriculture, 1927)

Michell's bulbs : bulbs, seeds, plants, supplies for florists : wholesale catalogue, fall 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1942)

Michell's garden book : spring, 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1948)

Michell's growers catalog, 1945 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1945)

Michell's wholesale catalog, 1941 : seeds, bulbs, plants, supplies for florists and market gardeners - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henry F. Michell Co, 1941)

The microanalysis of powdered vegetable drugs - Schneider, Albert, 1863 -1928 (P. Blakiston's son & co, 1921)

The Microscope ([s.n, 1881)

The Migrant - Tennessee Ornithological Society. (Tennessee Ornithological Society, 1992)

Mindeskrift i anledning af hundredaaret for Japetus Steenstrups fodsel udg. af en kreds af naturforskere ved Hector F.E. Jungersen og Eug. Warming. Udgivelsen bekostet af Carlsbergfondet - Warming, Eugenius, 1841 -1924 (B. Lunos bogtrykkeri, 1914)

Minor products of Philippine forests - Brown, William Henry, 1884 -1939 (Bureau of Printing, 1920)

Minutes - Conchological Club of Southern California. (The Club, 1944)

Minutes - Conchological Club of Southern California. (The Club, 1947)

Minutes - Conchological Club of Southern California. (The Club, 1951)

Minutes - Conchological Club of Southern California. (The Club, 1953)

Minutes - Conchological Club of Southern California. (The Club, 1955)

Minutes - Conchological Club of Southern California. (The Club, 1957)

Minutes - Conchological Club of Southern California. (The Club, 1959)

Mission Gruvel sur la côte occidentale d’Afrique (1909-1910). Mollusques marins - Dautzenberg, Ph. (Philippe), 1849 -1935 (Masson et cie, 1912)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1915)

Missouri Botanical Garden bulletin - Missouri Botanical Garden. (Missouri Botanical Garden], 1993)

Mitteilungen der Bayerischen Staatssammlung für Paläontologie und Histor. Geologie - Bayerische Staatssammlung für Paläontologie und Historische Geologie München (Bayerische Staatssammlung für Paläontologie und Historische Geologie, 1970)

Mitteilungen der Bayerischen Staatssammlung für Paläontologie und Histor. Geologie - Bayerische Staatssammlung für Paläontologie und Historische Geologie München (Bayerische Staatssammlung für Paläontologie und Historische Geologie, 1997)

Mitteilungen der Botanischen Staatssammlung München - Botanische Staatssammlung München. (H. Merxmüller, 1988)

Mitteilungen der Geographischen Gesellschaft und des Naturhistorischen Museums in Lübeck - Geographische Gesellschaft in Lübeck (Lübcke & Nöhring, 1903)

Mitteilungen der Geographischen Gesellschaft und des Naturhistorischen Museums in Lübeck - Geographische Gesellschaft in Lübeck (Lübcke & Nöhring, 1908)

Mitteilungen der Münchner Entomologischen Gesellschaft - Münchner Entomologische Gesellschaft. (Münchner Entomologische Gesellschaft, 1965)

Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark - Molisch, Hans, 1856 -1937 (1878)

Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark - Molisch, Hans, 1856 -1937 (1913)

Mitteilungen des Naturwissenschaftlichen Vereines für Steiermark - Molisch, Hans, 1856 -1937 (1919)

Mittheilungen aus dem Jahrbuche der Kgl. ungarischen Geologischen Anstalt - Magyar Királyi Földtani Intézet. (Buchdruckerei der Stum A.-G., [etc.], 1873)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1880)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1886)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1895)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1899)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1903)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1906)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1908)

Mittheilungen aus der Zoologischen Station zu Neapal - Stazione zoologica di Napoli. (Wilhelm Engelmann, 1910)

Mittheilungen der Naturforschenden Gesellschaft in Bern - Naturforschende Gesellschaft in Bern. (Naturforschenden Gesellschaft in Bern], 1867)

Mittheilungen der Naturforschenden Gesellschaft in Bern - Naturforschende Gesellschaft in Bern. (Naturforschenden Gesellschaft in Bern], 1901)

Mittheilungen über St. Vaast-la-Hougue und seine Meeres-, besonders seine Annelidenfauna - Grube, Adolph Eduard, 1812 -1880 ([publisher not identified], 1868)

A modern bee-farm and its economic management - Simmins, Samuel, 1856 - (T. Pettitt & Co, 1887)

A modern bee-farm and its economic management : showing how bees may be cultivated as a means of livelihood - Simmins, Samuel, 1856 - (W. Fawcett, 1893)

A modern bee-farm and its economic management. Showing how bees may be cultivated as a means of livelihood; as a health-giving pursuit; and as a source of recreation to the busy man. Profits made certain by growing crops yielding the most honey, having also other uses; and by judgment in breeding a good working strain of bees. New and important information relating to the treatment and cure of bee-paralysis, or the Isle of Wight disease, including the author's definite law for ensuring the decline of that malady. Includes a treatise on honey: its uses in health and disease; with notes on general health. Also notes upon profitable grass-farming and dairying and orchard planting as suitable auxiliary occupations for the bee-keeper - Simmins, Samuel, 1856 - (The author, 1914)

Mollusca - Dunker, Wilhelm, 1809 -1885 (s.n, 1875)

Mollusca. (Freshwater Gastropoda & Pelectpoda) - Preston, Hugh Berthon. (Taylor and Francis; [etc., etc.], 1915)

Mollusca für 1901-1904 : geographische Verbreitung, Systematik und Biologie - Kobelt, Wilhelm, 1840 -1916 (Nicolai?, 1905)

Mollusca japonica descripta et tabulis tribus iconum illustrata a Guilielmo Dunker - Dunker, Wilhelm, 1809 -1885 (typis et sumtibus E. Schweizerbart, 1861)

Mollusca marina : Beschreibung und Abbildung neuer oder wenig gekannter Meeres-Conchylien - Dunker, Wilhelm, 1809 -1885 (Fischer, 1858)

The Mollusca of Dorsetshire : (marine, estuarine, freshwater, and land) and the Brachiopoda - Mansel-Pleydell, John Clavell, 1817 -1902 ("Dorset county chronicle" printing works, 1898)

The Mollusca of Dorsetshire (marine, estuarine, freshwater, and land) and the Brachiopoda - Mansel-Pleydell, John Clavell, 1817 -1902 ("Dorset County Chronicle" Print. Works, 1898)

The mollusca of Somerset; land, freshwater, estuarine and marine - Swanton, Ernest W. (Somersetshire Archaeological and Natural History Society, 1912)

The Mollusca of the Firth of Clyde, being a catalogue of recent marine species found in that estuary - Brown, Alfred (Hugh Hopkins, 1878)

Mollusca testacea marium britannicorum : a history of the British marine testaceous Mollusca distributed in their natural order, on the basis of the organization of the animals : with references and notes on every British species - Clark, William, of Bath. (J. Van Voorst, 1855)

Mollusca: The Southern Synthesis [Fauna of Australia. Vol. 5] - Australian Biological Resources Study (CSIRO Publishing, 1998)

I molluschi dei terreni terziarii del Piemonte e della Liguria - Bellardi, Luigi, 1818 -1889 (Stamperia Reale, 1900)

I molluschi dei terreni terziarii del Piemonte e della Liguria - Bellardi, Luigi, 1818 -1889 (Stamperia Reale, 1904)

Molluscorum systema et catalogus. System und aufzählung sämmtlicher conchylien der sammlung vonFr. Paetel. Zur belebung des interesses für malakozoologie nach dessen manuscript hrsg. von dr. L. W. Schaufuss - Schaufuss, L. W. (Ludwig Wilhelm), 1833 -1890 (O. Weiske, 1869)

Mollusks of the tropical eastern Pacific : particularly from the southern half of the Panamic-Pacific faunal province (Panama to Peru) ; Panamic-Pacific Pelecypoda - Olsson, Axel A. (Axel Adolf), 1889 -1976 (Paleontological Research Institution, 1961)

Mollusks of Tonkin & Indo China - Dall, William Healey, 1845 -1927 (s.n, 1905)

Mollusks of Tonkin & Indo China - Dall, William Healey, 1845 -1927 (s.n, 1906)

The mollusks of western North America - Carpenter, Philip P. (Philip Pearsall), 1819 -1877 (Smithsonian Institution, 1872)

The mollusks of western North America embracing the second report made to the British Association on this subject, with other papers, reprinted by permission, with a general index - British Association for the Advancement of Science. (Smithsonian Institution, 1872)

Mollusques - Pelseneer, Paul, 1863 -1945 (Rueff, 1897)

Les mollusques marins du Roussillon - Dautzenberg, Ph. (Philippe), 1849 -1935 (J.-B. Baillière, 1887)