Latreille's Naturliche Familien des Thierreichs - Latreille, P. A. (Pierre André), 1762 -1833 (Im Verlage des Gr. H.S. priv. Landes-Industrie- Comptoirs, 1827)

A Lavoura (Sociedade Nacional de Agricultura, 1945)

A Lavoura (Sociedade Nacional de Agricultura, 1947)

A Lavoura (Sociedade Nacional de Agricultura, 1948)

A Lavoura (Sociedade Nacional de Agricultura, 1951)

A Lavoura (Sociedade Nacional de Agricultura, 1954)

A Lavoura (Sociedade Nacional de Agricultura, 1962)

Lebensweise von Forstkerfen, oder, Nachträge zu Ratzeburg's Forstinsekten - Nördlinger, Hermann von, 1818 -1897 (Verlag der J.G. Cotta 'Schen Buchhandlung, 1880)

Lehrbuch der mitteleuropäischen Forstinsektenkunde mit einem Anhange : Die forstschädlichen Wirbelthiere - Ratzeburg, Julius Theodor Christian, 1801 -1871 (Eduard Hölzel, 1889)

Lehrbuch der mitteleuropäischen Forstinsektenkunde - Nitsche, Hinrich, 1845 -1902 (Verlagsbuchhandlung Paul Parey, SW, Hedemannstrasse 10, 1895)

Lehrbuch der Naturgeschichte - Perleb, Karl Julius, 1794 -1845 (Friedrich Wagner, 1831)

Lehrbuch der zoologie - Voigt, F. S. (Friedrich Siegmund), 1781 -1850 (E. Schweizerbart, 1838)

Lepidoptera indica - Moore, Frederic, 1830 -1907 (1911)

Letter from the Secretary of the Treasury, transmitting in response to Senate resolution of February 10, 1882, the report of the Treasury cattle commission on the lung plague of cattle, or contagious pleuro-pneumonia - United States. Department of the Treasury. Cattle Commission on the Lung Plague of Cattle, or Contagious Pleuro-pneumonia. (Gov't Print. Off, 1882)

Lettres a Julie sur l'entomologie : suivies d'une description méthodique de la plus grande partie des insectes de France - Mulsant, Martial Étienne, 1797 -1880 (Louis Babeuf, 1830)

Lexicon generum phanerogamarum inde ab anno MDCCXXXVII : cum nomenclatura legitima internationali et systemate inter recentia medio - Post, Thomas Erik von, 1858 -1912 (Deutsche verlags-anstalt, 1904)

Lexikon der entomologischen welt, der carcinologischen und arachnologischen. Adressenbuch der lebenden entomologen und entomophilen, etc.; der carcinologen und arachnologen sammt ihren schriften, dann der naturforscher-akademien und deren verhandlungen, der zoologischen ephemeriden, bibliographien, biographien und realwörterbücher, der öffentlichen und privat-sammlungen der welt, der schriften über sammlungs- und aufbewahrungsweise der gliederthiere, mit doppelten registern und einer aufzählung aller entomologischen, carcinologischen und arachnologischen schriftsteller von Aristoteles an bis zur gegenwart - Gistel, Johannes, 1809 - (E. Schweizerbart, 1846)

Lexikon der entomologischen Welt, der carcinologischen und arachnologischen : Adressenbuch der lebenden Entomologen und Entomolophilen etc. ; ... von Aristoteles an bis zur Gegenwart - Gistel, Johannes, 1809 - (E. Schweizerbart'sche Verlagshandlung, 1846)

Lichen flora of Lincolnshire - Seaward, M. R. D. (1980)

The lichen flora of the Santa Cruz Peninsula, California - Herre, Albert W. (Albert William), 1868 -1962 (Washington academy of sciences, 1910)

Lichenaea Africana - Stizenberger, Ernst, 1827 -1895 (In Commission bei A. & J. Köppel, 1890)

Lichenographia europaea reformata. : Praemittuntur lichenologiae fundamenta. Compendium in theoreticum et practicum lichenum studium - Fries, Elias, 1794 -1878 (typis Berlingianis, venditur apud E. Mauritium, Gryphiae, 1831)

Life-histories of Indian insects : Microlepidoptera - Fletcher, T. B. (Thomas Bainbrigge), 1878 -1950 (Published for the Imperial Dept. of Agriculture in India by Thacker, Spink, 1920)

Life-histories of the birds of eastern Pennsylvania - Gentry, Thomas G. (Thomas George), 1843 -1905 (Pub. by the author, 1876)

The Lingnaam agricultural review - Ling Nan Da Xue (Guangzhou, China) (College Press, 1925)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1833)

Linné's eigenhändige Anzeichnungen über sich selbst - Linné, Carl von, 1707 -1778 (gedruckt und verlegt bei G. Reimer, 1826)

List of coleoptera taken at Quebec and other parts of Lower Canada - Couper, William, 1886 (s.n.], 1865)

A list of Hymenoptera collected by J.K. Lord, Esq. : in Egypt, in the neighbourhood of the Red Sea, and in Arabia ; with description of the new species - Walker, Francis, 1809 -1874 (E.W. Janson, 1871)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1948)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1950)

List of marine invertebrates, mainly from the New England coast, distributed by the United States National Museum. Series II - Verrill, A. E. (Addison Emery), 1839 -1926 (United States National Museum, 1882)

A list of the Brazilian echinoderms : with notes on their distribution, etc - Connecticut Academy of Arts; Sciences. (s.n, 1879)

List of the Coleoptera of America, north of Mexico - Henshaw, Samuel, 1852 -1941 (American Entomological Society, 1885)

List of the coleoptera of North America - LeConte, John L. (John Lawrence), 1825 -1883 (Smithsonian Institution, 1866)

List of the Coleoptera of Southern California, with notes on habits and distribution and descriptions of new species - Fall, H. C. (Henry Clinton), 1863 -1939 (California Academy of Sciences, 1901)

List of the Coleoptera of southern California, with notes on habits and distribution and descriptions of new species - Fall, H. C. (Henry Clinton), 1863 -1939 (California Academy of Sciences, 1901)

List of the Coleoptera of southern California, with notes on habits and distribution and descriptions of new species - Fall, H. C. (Henry Clinton), 1863 -1939 (California academy of sciences, 1901)

A List of the insects of New York : with a list of the spiders and certain other allied groups - Leonard, Mortimer Demarest, 1890 - (Cornell University, 1928)

A list of works on North American entomology - Banks, Nathan, 1868 -1953 (Govt. Print. Off, 1910)

A list of works on North American entomology - Banks, Nathan, 1868 -1953 (Govt. Print. Off, 1900)

A local study of hibernation in insects - Osborn, Herbert Tirrill. (1910)

London birds and beasts - Tristram-Valentine, J. T. (H. Cox, 1895)

The London, Edinburgh and Dublin philosophical magazine and journal of science (Taylor & Francis, 1843)

The London, Edinburgh and Dublin philosophical magazine and journal of science (Taylor & Francis, 1920)

The London journal of botany : containing figures and descriptions of such plants as recommend themselves by their novelty, rarity, history, or uses : together with botanical notices and information and and occasional portraits and memoirs of eminent botanists - Hooker, William Jackson, Sir, 1785 -1865 (H. Baillière, 1844)

London Naturalist - London Natural History Society. (London Natural History Society, 2000)

London Naturalist - London Natural History Society. (London Natural History Society, 2001)

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

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

The Macrolepidoptera of the world : a systematic account of all the known Macrolepidoptera - Seitz, Adalbert, 1860 -1938 (Fritz Lehmann Verlag, 1934)

Madras Journal of Literature and Science - Madras Literary Society. (Madras Literary Society, 1838)

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

Madras Journal of Literature and Science - Madras Literary Society. (Madras Literary Society, 1840)

Madras Journal of Literature and Science - Madras Literary Society. (Madras Literary Society, 1858)

Madras Journal of Literature and Science - Madras Literary Society. (Madras Literary Society, 1887)

Magazin der Entomologie - Ahrens, August, 1779 -1841 (Joh. Chr. Hendel, 1817)

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

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

Magasin Encyclopédique : ou journal des sciences, des lettres et des arts (1807)

Magasin Encyclopédique : ou journal des sciences, des lettres et des arts (1806)

Magasin Encyclopédique : ou journal des sciences, des lettres et des arts (1796)

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)

The Magazine of natural history / conducted by Edward Charlesworth - Charlesworth, Edward. (s.n.], 1839)

Malacologia - Institute of Malacology. (Institute of Malacology], 1966)

Malacologia - Institute of Malacology. (Institute of Malacology], 1988)

Malacologia - Institute of Malacology. (Institute of Malacology], 1993)

Malacologia - Institute of Malacology. (Institute of Malacology], 2010)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1904)

The mammals of the Caucasus; a history of the evolution of the fauna. (Mlekopitayushchie Kavkaza; istoriya formirovaniya fauny) - Vereshchagin, N. K. (Israel Program for Scientific Translations [available from the U.S. Dept. of Commerce, Clearinghouse for Federal Scientific and Technical Information, Springfield, Va.], 1967)

The Mammoth Cave and its inhabitants, or Descriptions of the fishes,insects and crustaceans found in the cave - Packard, A. S. (Alpheus Spring), 1839 -1905 (Naturalists' agency, 1872)

Manda's pocket garden dictionary and catalogue of everything pertaining to horticulture for 1895 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W. A. Manda, 1895)

A manual of British Coleoptera, or beetles : containing a brief description of all the species of beetles hitherto ascertained to inhabit Great Britain and Ireland together wth a notice of their chief localities, times and places of appearances, etc - Stephens, James Francis, 1792 -1853 (Longman, Orme, Brown, Green, and Longmans, 1839)

Manual of cattle-feeding. A treatise on the laws of animal nutrition and the chemistry of feeding stuffs in their application to the feeding of animals. With illustrations and an appendix of useful tables - Armsby, Henry Prentiss, 1853 -1921 (John Wiley & sons, 1880)

A manual of elementary materia medica - Wills, George S. V. (Simpkin, Marshall, Hamilton, Kent & Co, 1893)

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

A manual of histological pharmacognosy and bacteriology - Darbaker, Leasure Kline. (1921)

A manual of homoeopathic veterinary practice - Boericke & Tafel. (Boericke & Tafel, 1873)

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 materia medica and therapeutics including the preparations of the pharmacopoeias of London, Edinburgh, and Dublin, with other approved medicines - Royle, J. Forbes (John Forbes), 1798 -1858 (John Churchill, 1856)

A manual of materia medica and therapeutics including the preparations of the British pharmacopoeia (1867), and many other approved medicines - Royle, J. Forbes (John Forbes), 1798 -1858 (John Churchill & Sons, 1868)

A manual of organic materia medica and pharmacognosy; an introduction to the study of the vegetable kingdom and the vegetable and animal drugs (with syllabus of inorganic remedial agents) comprising the botanical and physical characteristics, source, constituents, pharmacopoeial preparations, insects injurious to drugs, and pharmacal botany - Sayre, Lucius Elmer. (Blakiston, 1917)

A manual of the Mollusca : a treatise on recent and fossil shells - Woodward, S. P. (Samuel Peckworth), 1821 -1865 (Virtue & Co, 1868)

Manual of the New Zealand Coleoptera - Broun, Thomas. 1838 -1919 (1880)

Manual of the New Zealand Coleoptera - New Zealand Institute. (Printed at the Office of James Hughes, Lambton Quay, 1880)

A manual of vegetable materia medica - University of Glasgow. Library. (Simpkin, Marshall & Co, 1883)

Manuel de botanique, a l'usage des amateurs et des voyageurs : contenant les principes de botanique, l'éxplication du systême de Linné, un catalogue des différens végétaux étrangers, les moyens de transporter les arbres & les semences, la maniére de former un herbier, &c. : avec huit planches - Lebreton, F., approximately 1790 (Chez Prault, imprimeur du roi, quai des Augustins, à l'Immortalité, 1787)

Manuel de l'histoire naturelle des crustacés, contenant leur description et leurs moeurs; avec figures dessinées d'après nature - Bosc, L. A. G. (Louis Augustin Guillaume), 1759 -1828 (Libraire Encyclopédique de Roret, 1830)

Manuel de la faune de Belgique - Lameere, Auguste, 1864 -1942 (H. Lamertin, 1900)

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

Manuel de la flore de Belgique ou description des familles et des genres accompagnée de tableaux analytiques destinés à faire parvenir aisément aux noms des espèces suivis du catalogue raisonné des plantes qui croissent spontanément en Belgique, et de celles qui y sont généralement cultivées - Crépin, François, 1830 -1903 (Gustave Mayolez, 1866)

Manuel de la flore de Belgique ou description des familles et des genres accompagnée de tableaux analytiques destinés à faire parvenir aisément aux noms des espèces suivis du catalogue raisonné des plantes qui croissent spontanément en Belgique, et de celles qui y sont généralement cultivées - Crépin, François, 1830 -1903 (Librairie Agricole d'Emile Tarlier, 1860)

Manuel de la flore de Belgique ou description des familles et des genres accompagnée de tableaux analytiques destinés à faire parvenir aisément aux noms des espèces suivis du catalogue raisonné des plantes qui croissent spontanément en Belgique, et de celles qui y sont généralement cultivées - Crépin, François, 1830 -1903 (Gustave Mayolez, 1874)

Manuel des plantes médicinales : ou description, usage et culture des végétaux indigènes employés en médicine ... - Gautier, Alexandre. (Audot, 1822)

Manuel entomologique. Genera des coléoptères d'Europe - Jacquelin Du Val, Pierre Nicolas Camille, 1828 -1862 (A. Deyrolle, 1857)

Massachusetts agricultural journal - Massachusetts Society for Promoting Agriculture. (Massachusetts Society for Promoting Agriculture, 1818)

Materia medica and therapeutics, an introduction to the rational treatment of disease - Bruce, J. Mitchell (John Mitchell), 1846 -1929 (Cassell, 1884)

Materia medica of vegetable and animal origin with notes on the pharmacy of official drugs - Humphrey, John, 1862 - (Henry Kimpton, 1907)

Matériaux pour servir à l'étude de la famille des mélaniens ... / par A. Brot - Brot, A. (Auguste Louis), 1821 -1896 (1862)

Materica medica of India and their therapeutics - Katrak, Nanabhai Navrosji. (Printed at the "Times of India" Press, 1903)

Matière médicale indigène, ou, Histoire des plantes médicinales qui croissent spontanément en France et en Belgique : ouvrage en réponse a la question, Des ressources que la flore médicale indigène présente aux médicins de campagne? auquel la Société de Médecine de Marseille a Décerné une médaille d'or - Dubois, Fr., (François), 1802 -1868 (Typ. de J. Casterman, 1848)

Maule's seed catalogue for 1889 : free to all - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Maule, 1889)

May 1931 seed for nurserymen - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Herbst Brothers, 1931)

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, 1822)

Mémoires de la Société zoologique de France - Société zoologique de France. (Au Siege de la Société, 1891)

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], 1886)

Meddelanden af Societas pro Fauna et Flora Fennica - Societas pro Fauna et Flora Fennica ([Societas pro Fauna et Flora Fennica], 1914)