London Naturalist - London Natural History Society. (London Natural History Society, 2004)

London Naturalist - London Natural History Society. (London Natural History Society, 2005)

London Naturalist - London Natural History Society. (London Natural History Society, 2007)

Lord Lilford on birds: being a collection of informal and unpublished writings by the late president of the British Ornithologists' Union. With contributed papers upon falconry and otter hunting, his favourite sports - Thorburn, Archibald, 1860 -1935 (Hutchinson, 1903)

Lotos : Zeitschrift für Naturwissenschaften - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (1855)

Lotos : Zeitschrift für Naturwissenschaften - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (1856)

Lotos : Zeitschrift für Naturwissenschaften - Deutscher Naturwissenschaftlich-Medizinischer Verein für Böhmen "Lotos." (1858)

Loudon's encyclopaedia of plants; comprising the specific character, description, culture, history, application in the arts, and every other desirable particular respecting all the plants indigenous to, cultivated in, or introduced into Britain - Loudon, J. C. (John Claudius), 1783 -1843 (Longmans, Green, 1866)

M. Th. Brünnichii Entomologia : sistens insectorum tabulas systematicas : cum introductione et iconibus = Insektlære : indeholdende insekternes systematiske tavler : samt indledning og figurer - Brünnich, M. Thr. (Morten Thrane), 1737 -1827 (Trykt hos Andreas Hartvig Godiche, 1764)

M. Th. Brünnichii Zoologiae fundamenta praelectionibus academicis accommodata = Grunde i dyrelaeren - Brünnich, M. Thr. (Morten Thrane), 1737 -1827 (Apud Frider. Christ. Pelt, 1772)

Madera y bosques - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2016)

Madras Journal of Literature and Science - Madras Literary Society. (Madras Literary Society, 1839)

Magazin der Entomologie - Ahrens, August, 1779 -1841 (Joh. Chr. Hendel, 1818)

Magazin der Entomologie - Ahrens, August, 1779 -1841 (Joh. Chr. Hendel, 1821)

Magazin für die Liebhaber der Entomologie - Fuessli, Johann Caspar, 1743 -1786 (Bey dem Herausgeber und bey Heinrich Steiner, 1779)

Magazin für Insektenkunde - Illiger, Johann Karl Wilhelm, 1775 -1813 (Karl Reichard, 1802)

Magazin für Insektenkunde - Illiger, Johann Karl Wilhelm, 1775 -1813 (Karl Reichard, 1801)

Magazin für Insektenkunde - Illiger, Johann Karl Wilhelm, 1775 -1813 (Karl Reichard, 1803)

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, 1829)

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, 1830)

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, 1831)

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)

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)

Magyarország pók-faunája - Herman, Ottó, 1835 -1914 (Kiadja a Királyi magyar termászettudományi társulat, 1876)

Magyarország pók-faunája - Herman, Ottó, 1835 -1914 (Kiadja a Királyi magyar termászettudományi társulat, 1878)

Mantissa insectorum, exhibens species nuper in Etruria - Rossi, Pietro, fl 1790 - (Ex typ. Polloni, 1792)

Mantissa insectorum sistens eorum species nuper detectas adiectis characteribus genericis, differentiis specificis, emendationibus, observationibus - Fabricius, Johann Christian, 1745 -1808 (Impensis C. G. Proft, 1787)

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, 1897)

A manual for the study of insects - Comstock, John Henry, 1849 -1931 (Comstock Pub. Co, 1895)

A manual for the study of insects - Comstock, John Henry, 1849 -1931 (Comstock Pub. Co, 1930)

A manual of comparative anatomy - Blumenbach, Johann Friedrich, 1752 -1840 (Printed for W. Simpkin and R. Marshall, 1827)

A Manual of entomology - Shuckard, William Edward, 1802 -1868 (E. Churchton, 1836)

Manual of entomology : with special reference to economic entomology - Maxwell-Lefroy, H. (Harold), 1877 -1925 (Longmans, Green & Co, 1923)

A manual of forestry - Schlich, William, Sir, 1840 -1925 (Bradbury, Agnew, 1891)

Manual of geology, treating of the principles of the science with special reference to American geological history - Dana, James Dwight, 1813 -1895 (American Book Co, 1896)

A manual of injurious insects : with methods of prevention and remedy for their attacks to food crops, forest trees, and fruit : and with short introduction to entomology - Ormerod, Eleanor A. (Eleanor Anne), 1828 -1901 (W.S. Sonnenschein & Allen, 1881)

A manual of injurious insects with methods of prevention and remedy for their attacks to food crops, forest trees, and fruit, and with short introduction to entomology - Ormerod, Eleanor A. (Eleanor Anne), 1828 -1901 (W. S. Sonnenschein & Allen; [etc.,etc, 1881)

Manual of mineralogy - Jameson, Robert. (Archibald Constable & Co, 1821)

Manual of North American Diptera - Williston, Samuel W. (Samuel Wendell), 1851 -1918 (J. T. Hathaway, 1908)

Manual of North American Diptera - Williston, Samuel W. (Samuel Wendell), 1851 -1918 (J.T. Hathaway, 1908)

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 - Gray, Asa, 1810 -1888 ([s.n.], 1856)

Manual of the botany of the northern United States - Gray, Asa, 1810 -1888 (Ivison, Blakeman, Taylor, & co, 1867)

Manual of the botany of the northern United States - Gray, Asa, 1810 -1888 (Ivison, Phinney, & co, 1862)

Manual of the botany of the northern United States - Gray, Asa, 1810 -1888 (Ivison, Phinney, Blakeman & co, 1866)

Manual of the botany of the northern United States - Gray, Asa, 1810 -1888 (Ivison, Phinney, 1862)

A manual of the botany of the northern United States, from New England to Wisconsin and south to Ohio and Pennsylvania inclusive, (the mosses and liverworts by Wm. S. Sullivant,) arranged according to the natural system - Gray, Asa, 1810 -1888 (J. Munroe, 1848)

Manual of the botany of the northern United States : including Virginia, Kentucky, and all east of the Mississippi; arranged according to the natural system - Gray, Asa, 1810 -1888 (Ivison, 1859)

Manual of the botany of the northern United States : including Virginia, Kentucky, and all east of the Mississippi arranged according to the natural system - Gray, Asa, 1810 -1888 (Ivison & Phinney, 1859)

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, arranged according to the natural system - Gray, Asa, 1810 -1888 (Ivison, Phinney, Blakeman, 1868)

Manual of the botany of the northern United States : including Virginia, Kentucky, and all east of the Mississippi - Gray, Asa, 1810 -1888 (Ivison, Phinney, 1863)

Manual of the botany of the northern United States : including the district east of the Mississippi and north of North Carolina and Tennessee, arranged according to the natural system - Gray, Asa, 1810 -1888 (Ivison, Phinney, Blakeman, 1867)

Manual of the botany of the northern United States. Including Virginia, Kentucky, and all east of the Mississippi: arranged according to the natural system - Gray, Asa, 1810 -1888 (G. P. Putnam & Co. [etc.], 1857)

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)

A manual of the botany of the northern United States,from New England to Wisconsin and south to Ohio and Pennsylvania inclusive, (the mosses and liverworts by Wm. S. Sullivant,) arranged according to the natural system - Gray, Asa, 1810 -1888 (J. Munroe;London, J.Chapman, 1848)

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

Manual of the families and genera of North American Diptera - Williston, Samuel W. (Samuel Wendell), 1851 -1918 (J.T. Hathaway, 1896)

Manual of the families and genera of North American diptera - Williston, Samuel W. (Samuel Wendell), 1851 -1918 (Hathaway, 1896)

Manual of the flora of the northern states and Canada - Britton, Nathaniel Lord, 1859 -1934 (H. Holt and Co, 1901)

Manual of the flora of the northern states and Canada - Britton, Nathaniel Lord, 1859 -1934 (H. Holt, 1907)

Manual of the flora of the northern states and Canada - Britton, Nathaniel Lord, 1859 -1934 (Holt, 1905)

Manual of the flora of the northern states and Canada, by Nathaniel Lord Britton ... - Britton, Nathaniel Lord, 1859 -1934 (H. Holt and Co, 1901)

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 affinities of the sponges - Saville-Kent, William 1845 -1908 (D. Bogue, 1880)

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 affinities of the sponges - Saville-Kent, William 1845 -1908 (David 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)

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

A manual of zoology - Nicholson, Henry Alleyne, 1844 -1899 (Blackwood, 1870)

A manual of zoology for the use of students : with a general introduction on the principles of zoology - Nicholson, Henry Alleyne, 1844 -1899 (W. Blackwood, 1870)

A manual of zoology for the use of students : with a general introduction on the principles of zoology - Nicholson, Henry Alleyne, 1844 -1899 (William Blackwood, 1878)

A manual of zoology for the use of students : with a general introd. on the principles of zoology - Nicholson, Henry Alleyne, 1844 -1899 (William Blackwood 8 Sons, 1887)

A manual of zoology for the use of students - Nicholson, Henry Alleyne, 1844 -1899 (R. Hardwicke, 1870)

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

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

Manuel de la faune de Belgique - Lameere, Auguste, 1864 -1942 (H. Lamertin, 1907)

Marcellia - Institut de botanique de Strasbourg. (Pergamon Press [etc.], 1902)

Martin Frobenius Ledermüllers, Hochfürstlich- Brandenburg- Culmbachischen Justitz-Raths ... Nachleese seiner Mikroskopischen Gemüths- und Augen-Ergötzung, I. Sammlung : bestehend in zehen sein illuminirten Kupfertafeln, sammt deren Erklärung : und einer getreuen Anweisung, wie man alle Arten Mikrostope, geschickt, leicht und nüzlich gebrauchen solle : verlegt und in Kupfer gebracht, von Adam Wolfgang Winterschmidt, Kupferstecher in Nürnberg - Winterschmidt, Adam Wolfgang, 1733 -1796 (Gedruckt auf Kosten des Verlegers von Christian de Launoy, 1762)

Marvels of insect life ; a popular account of structure and habit - Step, Edward, 1855 -1931 (R. M. McBride, 1916)

Marvels of the universe : a popular work on the marvels of the heavens, the earth, plant life, animal life, the mighty deep - Johnston, Harry, 1858 -1927 (Hutchinson & Co. (Publishers) Ltd., Paternoster Row, 1913)

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Massachusetts agricultural journal - Massachusetts Society for Promoting Agriculture. (Massachusetts Society for Promoting Agriculture, 1813)

May flies and midges of New York. Third report on aquatic insects. A study conducted at the entomologic field station, Ithaca, N.Y - Needham, James G. (James George), 1868 -1957 (New York State Education Dept, 1905)

May flies and midges of New York. Third report on aquatic insects. A study conducted at the entomologic field station, Ithaca, N. Y - Needham, James G. (James George), 1868 -1957 (New York State Education Department, 1905)

Mémoires de la Société impériale des naturalistes de Moscou - Moskovskoe obshchestvo liubitelei prirody. (Impr. de l'Universitmpale, 1823)

Mémoires de la Société zoologique de France - Société zoologique de France. (Au Siege de la Société, 1895)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica (Societas, 1888)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica (Societas, 1876)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1888)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1901)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1906)