Loudon's hortus britannicus : a catalogue of all the plants indigenous, cultivated in, or introduced to Britain - Loudon, J. C. (John Claudius), 1783 -1843 (Longman(etc],), 1839)

Loudon's Hortus britannicus.A catalogue of all the plants indigenous, cultivated in, or introduced to Britain. Part I. The Linnaean arrangement... Part II. The Jussieuean arrangement... - Loudon, J. C. (John Claudius), 1783 -1843 (Printed for Longman, Rees, Orme, Brown, and Green, 1890)

Loudon's Hortus britannicus.A catalogue of all the plants indigenous, cultivated in, or introduced to Britain. Part I. The Linnaean arrangement... Part II. The Jussieuean arrangement... - Loudon, J. C. (John Claudius), 1783 -1843 (Printed for Longman, Rees, Orme, Brown, and Green, 1830)

The Macrolepidoptera of the world : a systematic account of all the known Macrolepidoptera - Seitz, Adalbert, 1860 -1938 (Fritz Lehmann Verlag, 1927)

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, 1832)

MAGNT research report - Museums; Art Galleries of the Northern Territory (Museums and Art Galleries of the Northern Territory, 1999)

Maladies des plantes cultivées - Delacroix, Georges, 1858 -1907 (J.-B. Baillière et fils, 1908)

Malaya botanical exploration - Botanic Gardens (Singapore) (1930)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1889)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1896)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1911)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1921)

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

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 (Comstock Pub. Co, 1930)

A manual of elementary geology - Lyell, Charles, Sir, 1797 -1875 ([s.n.], 1855)

A manual of elementary geology: or, The ancient changes of the earth and its inhabitants as illustrated by geological monuments - Lyell, Charles, Sir, 1797 -1875 (D. Appleton, 1857)

A manual of elementary geology: or, The ancient changes of the earth and its inhabitants as illustrated by geological monuments - Lyell, Charles, Sir, 1797 -1875 (D. Appleton and Company, 1860)

Manual of geology, treating of the principles of the science, with special reference to American geological history, for the use of colleges, academies, and schools of science - Dana, James Dwight, 1813 -1895 (T. Bliss & co, 1863)

Manual of geology: treating of the principles of the science with special reference to American geological history, for the use of colleges, academies, and schools of science - Dana, James Dwight, 1813 -1895 (T. Bliss, 1867)

Manual of geology, treating of the principles of the science with special reference to American geological history - Dana, James Dwight, 1813 -1895 (Ivison, Blakeman, Taylor and Co, 1874)

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 palaeontology for the use of students with a general introduction on the principles of palaeontology - Nicholson, Henry Alleyne, 1844 -1899 (W. Blackwood and sons, 1872)

A manual of palaeontology for the use of students with a general introduction on the principles of palaeontology - Nicholson, Henry Alleyne, 1844 -1899 (Blackwood, 1889)

A manual of palæontology for the use of students : with a general introduction on the principles of palaeontology - Nicholson, Henry Alleyne, 1844 -1899 (Blackwood, 1872)

A manual of palæontology, for the use of students; with a general introduction on the principles of palæontology - Nicholson, Henry Alleyne, 1844 -1899 (W. Blackwood and sons, 1879)

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

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

Manual of the botany of the northern United States : including the district east of the Mississippi, and north of North Carolina and Tennessee - Coulter, John Merle, 1851 -1928 (American Book Company, 1889)

Manual of the botany of the northern United States : including the district east of the Mississippi and north of North Carolina and Tennessee - Coulter, John Merle, 1851 -1928 (American Book Co, 1889)

Manual of the botany of the northern United States, including the district east of the Mississippi, and north of North Carolina and Tennessee - Coulter, John Merle, 1851 -1928 (Iverson, Blakeman, 1889)

Manual of the Orthoptera of New England, including the locusts, grasshoppers, crickets, and theirallies - Morse, Albert P. (Albert Pitts), 1863 -1936 (Printed for the Society, 1920)

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, 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. 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 & 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 & Co, 1876)

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)

Marcellia - Institut de botanique de Strasbourg. (Pergamon Press [etc.], 1911)

Marquesan insects (The Museum, 1935)

Materials for a monograph of the North American Orthoptera - Scudder, Samuel Hubbard, 1837 -1911 (printed by H. O. Houghton, 1862)

Mémoires de l'Académie impériale des sciences de St. Pétersbourg. 5e série - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (Académie impériale des sciences, 1812)

Mémoires de l'Académie impériale des sciences de St. Pétersbourg. 5e série - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (Académie impériale des sciences, 1815)

Mémoires de l'Académie impériale des sciences de St. Pétersbourg. 5e série - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (Académie impériale des sciences, 1819)

Mémoires de l'Académie impériale des sciences de St. Pétersbourg. 5e série - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (Académie impériale des sciences, 1824)

Mémoires de la Société zoologique de France - Société zoologique de France. (Au Siege de la Société, 1888)

Mededeelingen uitgaande van het Departement van Landbouw - Dutch East Indies. Departement van Landbouw. (G. Kolff & Co, 1906)

Mededeelingen uitgaande van het Departement van Landbouw - Dutch East Indies. Departement van Landbouw. (G. Kolff & Co, 1910)

Mededeelingen uitgaande van het Departement van Landbouw - Dutch East Indies. Departement van Landbouw. (G. Kolff & Co, 1914)

Medicinisch-pharmaceutische botanik zugleich als handbuch der systematischen botanik fur botaniker, arzte und apotheker - Luerssen, Christian, 1843 -1916 (H. Haessel, 1879)

Meletemata entomologica - Kolenati, Friedrich A. (Friedrich August), 1813 -1864 (Imperialis Academiae Scientiarum, 1845)

Mémoires - Société entomologique de Belgique. (The Society, 1908)

Memoires de la Société d'Agriculture, Sciences et Arts d'Angers - Société d'Agriculture Sciences et Arts d'Angers. (1847)

Mémoires de la Société géologique de France - Société géologique de France. (F.-G. Levrault, 1856)

Mémoires de la Société géologique de France - Société géologique de France. (F.-G. Levrault, 1862)

Mémoires de la Société nationale des sciences naturelles et mathématiques de Cherbourg - Société nationale des sciences naturelles et mathématiques de Cherbourg. (J. B. Baillière, 1889)

Mémoires de la Société nationale des sciences naturelles et mathématiques de Cherbourg - Société nationale des sciences naturelles et mathématiques de Cherbourg. (J. B. Baillière, 1892)

Mémoires de la Société nationale des sciences naturelles et mathématiques de Cherbourg - Société nationale des sciences naturelles et mathématiques de Cherbourg. (J. B. Baillière, 1903)

Mémoires du Muséum national d'histoire naturelle - Muséum national d'histoire naturelle (France) (Editions du Muséum, 1938)

Mémoires du Muséum national d'histoire naturelle Série A Zoologie - Muséum national d'histoire naturelle (France) (Éd. du Muséum, 1963)

Mémoires presentés a L'Institut des Sciences, Lettres et Arts, par divers savants èt lus dans ses assemblées : Sciences, Mathématiques et Physiques - Académie royale des sciences (France) (1841)

Mémoires presentés a L'Institut des Sciences, Lettres et Arts, par divers savants èt lus dans ses assemblées : Sciences, Mathématiques et Physiques - Académie royale des sciences (France) (1843)

Mémoires presentés a L'Institut des Sciences, Lettres et Arts, par divers savants èt lus dans ses assemblées : Sciences, Mathématiques et Physiques - Académie royale des sciences (France) (1846)

Memoirs of the California Academy of Sciences - California Academy of Sciences (The Academy, 1988)

Memoirs of the Museum of Comparative Zoölogy, at Harvard College, Cambridge, Mass - Harvard University. Museum of Comparative Zoology. (The Museum, 1881)

Memoirs of the National Academy of Sciences - National Academy of Sciences (U.S.) (Government Printing Office, 1924)

Memoirs of the Queensland Museum - Queensland Museum. (Queensland Museum, 2003)

Memoirs of the Torrey Botanical Club - Torrey Botanical Club. (Published for the Club by the Seeman Printery, 1893)

Memoirs of the Torrey Botanical Club - Torrey Botanical Club. (Published for the Club by the Seeman Printery, 1899)

Memoirs read before the Boston Society of Natural History - Boston Society of Natural History. ([Boston Society of Natural History], 1888)

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, 1856)

Memorias de la Real Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (s.n.], 1906)

Memorias de la Real Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (s.n.], 1911)

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 della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1839)

Memorie della Reale accademia delle scienze di Torino - Accademia delle scienze di Torino (Stamperia reale, 1840)

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)

Methods in plant histology - Chamberlain, Charles Joseph, 1863 -1943 (The University of Chicago press, 1924)

Methods in plant histology - Chamberlain, Charles Joseph, 1863 -1943 (University of Chicago Press, 1932)

Methods in plant histology - Chamberlain, Charles Joseph, 1863 -1943 (The University of Chicago Press, 1915)

Meyers Konversations-Lexikon : eine Encyklopädie des allgemeinen Wissens - Meyer, Hermann Julius, 1826 -1909 (Verlag des Bibliographischen Instituts, 1890)

The micrographic dictionary; a guide to the examination and investigation of the structure and nature of microscopic objects - Berkeley, M. J. (Miles Joseph), 1803 -1889 (J. Van Voorst, 1875)

The micrographic dictionary; a guide to the examination and investigation of the structure and nature of microscopic objects - Griffith, J. W. (John William) (John Van Voorst, 1856)

The micrographic dictionary; a guide to the examination and investigation of the structure and nature of microscopic objects - Berkeley, M. J. (Miles Joseph), 1803 -1889 (J. Van Voorst, 1883)

The microscopic miscellany; being selections from the Microscopic journal, containing the most recent facts, and important discoveries in human and comparative anatomy, zoology, botany, etc. developed by British and foreign microscopical observers - Cooper, D. (Daniel) (1847)

Minnesota botanical studies - Geological; Natural History Survey of Minnesota. (Geological and Natural History Survey of Minnesota, 1894)

Minnesota botanical studies - Geological; Natural History Survey of Minnesota. (Geological and Natural History Survey of Minnesota, 1896)

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

Miscellanea entomologica; revue entomologique internationale - Union entomologique. (1901)

Miscellanea entomologica; revue entomologique internationale - Union entomologique. (1902)

Mission scientifique au Mexique et dans l'Amérique Centrale : ouvrage publié par ordre de S.M. l'Empereur et par les soins du Ministre de l'instruction publique - Fournier, Eugène, 1834 -1884 (Imprimerie impériale, 1870)

Mitosis in Pellia - Chamberlain, Charles Joseph, 1863 -1943 (The University of Chicago Press, 1903)

Mitteilungen aus dem Königlichen Mineralogisch-Geologischen und Prähistorischen Museum in Dresden - Königliches Mineralogisch-Geologisches und Prähistorisches Museum (Germany) (W. Engelmann, 1886)

Mitteilungen aus dem Naturhistorischen Museum in Hamburg - Naturhistorisches Museum in Hamburg. (Lütcke & Wulff, 1899)

Mitteilungen der Münchner Entomologischen Gesellschaft - Münchner Entomologische Gesellschaft. (Münchner Entomologische Gesellschaft, 1941)

Mitteilungen der Münchner Entomologischen Gesellschaft - Münchner Entomologische Gesellschaft. (Münchner Entomologische Gesellschaft, 1985)

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A monograph of Christmas Island (Indian Ocean) - British Museum (Natural History). Department of Geology. (Printed by order of the Trustees, 1900)