Die Lepidopteren der Schweiz - Frey, Heinrich, 1822 -1890 (W. Engelmann, 1880)

Lepidopteren Ost-Sibiriens, insbesondere des Amur-Landes : gesammelt von den Herren G. Radde, R. Maack und P. Wulffius - Radde, Gustav, 1831 -1903 (Commissionäre der Kaiserlichen Akademie der Wissenschaften, 1864)

Lepidopteren Ost-Sibiriens, insbesondere des Amurs-Landes : gesammelt von den Herren G. Radde, R. Maack und P. Wolffius - Bremer, Otto, 1812 -1873 (commissionäre der Kaiserlichen Akademie der Wissenschaften, 1864)

The lepidopterist's calendar; giving the time when the British lepidoptera appear in the egg, larval, pupal, and imago states, with the food-plant, and habitat - Merrin, Joseph, 1820 -1904 (H. Marsden, 1875)

The Lepidopterists' news : the monthly newsletter of the Lepidopterists' Society - Lepidopterists' Society (Lepidopterists' Society, 1949)

The Lepidopterists' news : the monthly newsletter of the Lepidopterists' Society - Lepidopterists' Society (Lepidopterists' Society, 1947)

The Lepidopterists' news : the monthly newsletter of the Lepidopterists' Society - Lepidopterists' Society (Lepidopterists' Society, 1952)

The Lepidopterists' Society, commemorative volume, 1945-1973 - Clench, Harry K. (The Society, 1945)

Lepidopterorum catalogus - Stainton, H. T, (Henry Tibbats) 1822 -1892 (W. Junk, 1912)

The life, letters and labours of Francis Galton - Pearson, Karl, 1857 -1936 (University press, 1914)

The life of a great sportsman (John Maunsell Richardson) - Richardson, Mary E. (Vinton, 1919)

Lindenia : iconographie des orchidées - Cogniaux, Alfred, 1841 -1916 (Impr. F. Meyer-van Loo, 1898)

Lindenia : iconographie des orchidées - Cogniaux, Alfred, 1841 -1916 (Impr. F. Meyer-van Loo, 1899)

Lindenia : iconographie des orchidées - Cogniaux, Alfred, 1841 -1916 (Impr. F. Meyer-van Loo, 1885)

Lindenia : Iconographie des orchidées. Directeur J. Linden. Rédacteurs en chef : Lucien Linden & Emile Rodigas. Avec la collaboration de spécialistes éminents - Linden, Jean Jules, 1817 -1898 (Imprimerie à vapeur F. Meyer-Van Loo, 1898)

Lindenia : Iconographie des orchidées. Directeur J. Linden. Rédacteurs en chef : Lucien Linden & Emile Rodigas. Avec la collaboration de spécialistes éminents - Linden, Jean Jules, 1817 -1898 (Imprimerie à vapeur F. Meyer-Van Loo, 1899)

Lindenia : Iconographie des orchidées. Directeur J. Linden. Rédacteurs en chef : Lucien Linden & Emile Rodigas. Avec la collaboration de spécialistes éminents - Linden, Jean Jules, 1817 -1898 (Imprimerie à vapeur F. Meyer-Van Loo, 1901)

Linnaea entomologica : Zeitschrift herausgegeben von dem Entomologischen Vereine in Stettin - Entomologischer Verein in Stettin. (Ernst Siegfried Mittler, 1849)

Linnaea entomologica : Zeitschrift herausgegeben von dem Entomologischen Vereine in Stettin - Entomologischer Verein in Stettin. (Ernst Siegfried Mittler, 1851)

Linnaea entomologica : Zeitschrift herausgegeben von dem Entomologischen Vereine in Stettin - Entomologischer Verein in Stettin. (Ernst Siegfried Mittler, 1852)

Linnaea entomologica : Zeitschrift herausgegeben von dem Entomologischen Vereine in Stettin - Entomologischer Verein in Stettin. (Ernst Siegfried Mittler, 1853)

Linnaea entomologica : Zeitschrift herausgegeben von dem Entomologischen Vereine in Stettin - Entomologischer Verein in Stettin. (Ernst Siegfried Mittler, 1855)

List of British Tineina, for interchange among collectors - Stainton, H. T, (Henry Tibbats) 1822 -1892 (Printed for the author, by E. Newman, and sold by J. Van Voorst, 1854)

List of British Tineina, for labelling cabinets ... - Stainton, H. T, (Henry Tibbats) 1822 -1892 (Printed for the author by E. Newman, and sold by J. Van Voorst, 1854)

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.], 1985)

List of intercepted plant pests - United States. Agricultural Research Service. (U.S. G.P.O.], 1960)

List of lands in the forest preserve. 1901, 1905 - New York (State). Forest, Fish; Game Commission. (Lyon, 1905)

List of marine Mollusca comprising the Quaternary fossils and recent forms from American localities between Cape Hatteras and Cape Roque, including the Bermudas - Dall, William Healey, 1845 -1927 (Govt. Print. Off, 1885)

A list of plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Geo. C. Thorburn, 1856)

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)

List of the Lepidoptera of boreal America - Smith, John Bernhard, 1858 -1912 (American Entomological Society, 1891)

A list of the North American Lepidoptera and key to the literature of this order of insects - Dyar, Harrison G. (Harrison Gray), 1866 -1929 (Govt. Print. Off, 1902)

List of the specimens of lepidopterous insects in the collection of the British Museum - Gray, John Edward 1800 -1875 (Printed by order of the Trustees, 1863)

List of the specimens of lepidopterous insects in the collection of the British Museum - Gray, John Edward 1800 -1875 (Printed by order of the Trustees, 1864)

List of the specimens of lepidopterous insects in the collection of the British Museum - Gray, John Edward 1800 -1875 (Printed by order of the Trustees, 1866)

List of the specimens of British animals in the collection of the British Museum - Gray, John Edward 1800 -1875 (Printed by order of the Trustees, 1854)

List of Yorkshire Lepidoptera - Porritt, George Taylor, 1848 - (A. Brown & Sons, ltd, 1904)

London Naturalist - London Natural History Society. (London Natural History Society, 1928)

London Naturalist - London Natural History Society. (London Natural History Society, 1929)

London Naturalist - London Natural History Society. (London Natural History Society, 1930)

London Naturalist - London Natural History Society. (London Natural History Society, 1931)

London Naturalist - London Natural History Society. (London Natural History Society, 1932)

London Naturalist - London Natural History Society. (London Natural History Society, 1933)

London Naturalist - London Natural History Society. (London Natural History Society, 1934)

London Naturalist - London Natural History Society. (London Natural History Society, 1935)

London Naturalist - London Natural History Society. (London Natural History Society, 1936)

London Naturalist - London Natural History Society. (London Natural History Society, 1995)

Magasin de zoologie. - Guérin-Méneville, F.-É. (Félix-Édouard), 1799 -1874 (Lequien fils,, 1838)

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

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 zoology and botany - Westwood, J. O. (John Obadiah), 1805 -1893 (1837)

Maison rustique du XIXe siècle ... Rédigé et professé par une réunion d'agronomes et de praticiens appartenant aux sociétés agricoles de France sous la direction du Dr. Alexandre Bixio - Alexandre, Jacques, 1808 -1865 (Librarie agricole, 1844)

Making the American thoroughbred, especially in Tennessee, 1800-1845 - Anderson, James Douglas. (The Plimpton press, 1916)

Malacologia - Institute of Malacology. (Institute of Malacology], 1971)

Mantissa in volumen primum [-tertium] :Systematis vegetabilium caroli a Linné : ex editione Joan. Jac. Roemer et Jos. Aug. Schultes - Schultes, Joseph August, 1773 -1831 (Sumtibus J.G. Cottae, 1827)

Manual of conchology, structural and systematic : with illustrations of the species. Second series, Pulmonata - Hyatt, Alpheus, 1838 -1902 (Published by the Author, 1887)

Manual of conchology, structural and systematic : with illustrations of the species. Second series, Pulmonata - Hyatt, Alpheus, 1838 -1902 (Published by the Author, 1892)

Manual of conchology, structural and systematic : with illustrations of the species. Second series, Pulmonata - Hyatt, Alpheus, 1838 -1902 (Published by the Author, 1894)

Manual of conchology, structural and systematic : with illustrations of the species. Second series, Pulmonata - Hyatt, Alpheus, 1838 -1902 (Published by the Author, 1885)

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

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 (H. Holt and Co, 1901)

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)