The land and sea mammals of Middle America and the West Indies - Elliot, Daniel Giraud, 1835 -1915 (Field Columbian Museum, 1904)

Die Land- und Süsswasser-Conchylien der Vorwelt - Sandberger, Fridolin, 1826 -1898 (1870)

A landowner's guide for restoring and managing Oregon white oak habitats - United States. Natural Resources Conservation Service. (Bureau of Land Management, Salem District, 2004)

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

Lebensbilder aus der Tierwelt der Vorzeit - Abel, Othenio, 1875 -1946 (Verlag von G. Fischer, 1922)

Lebensbilder aus der Tierwelt - Meerwarth, Hermann, 1870 - (Voigtländer, 1909)

Lebensbilder aus der Tierwelt - Meerwarth, Hermann, 1870 - (Voigtländer, 1912)

Leçons élémentaires d'histoire naturelle et de chimie : dans lesquelles on s'est proposé, 1. de donner un ensemble méthodique des connoissances chimiques acquises jusqu'à ce jour; 2. d'offrir un tableau comparé de la doctrine de Stahl & de celle de quelques modernes - Fourcroy, Antoine-François de, comte, 1755 -1809 (Rue et Hôtel Serpente, 1782)

Leçons d'anatomie comparée - Cuvier, Georges, baron, 1769 -1832 (H. Dumont, 1836)

Lectures on biology - Boelter, W. R. (William Richard) (J. Bale, sons & Danielsson, ltd, 1911)

Lehrbuch der Naturgeschichte - Burmeister, Hermann, 1807 -1892 (Anton und Gelbecke, 1830)

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

Lehrbuch der Paläozoologie - Stromer von Reichenbach, Ernst, Freiherr, 1871 -1952 (B.G. Teubner, 1912)

Lehrbuch der vergleichenden Anatomie - Royal College of Physicians of Edinburgh. (C. Winter, 1878)

Lehrbuch der vergleichenden Anatomie der Wirbellosen Thiere - Siebold, C. Th. E. von (Carl Theodor Ernst), 1804 -1885 (Veit, 1846)

Lehrbuch der vergleichenden Anatomie der wirbellosen Thiere - Siebold, C. Th. E. von (Carl Theodor Ernst), 1804 -1885 (Verlag von Veit & Comp, 1848)

Lehrbuch der Vergleichenden Mikroskopischen Anatomie der Wirbeltiere - Franz, Victor, 1883 -1950 (verlag von Gustav Fischer, 1913)

Lehrbuch der vergleichenden mikroskopischen Anatomie der Wirbeltiere - Royal College of Physicians of Edinburgh. (G. Fischer, 1914)

Lehrbuch der vergleichenden mikroskopischen Anatomie der Wirbeltiere - Oppel, Albert, 1863 -1915 (Fischer, 1896)

Lehrbuch der vergleichenden mikroskopischen Anatomie mit Einschluss der vergleichenden Histologie und Histogenie - Fol, Hermann, 1845 -1892 (Engelmann, 1896)

Lehrbuch der Zoologie - Hertwig, Richard Karl Wilhelm Theodor von Sir Richard Karl Wilhelm Theodor von Hertwig 1850 -1937 (G. Fischer, 1893)

Lehrbuch der Zoologie für Studierende und Lehrer - Boas, J. E. V. (Johan Erik Vesti), 1855 -1935 (G. Fischer, 1890)

Lehrbuch der Zoologie - Claus, Carl, 1835 -1899 (Elwert, 1897)

Lehrbuch der zoologie - Claus, Carl, 1835 -1899 (N. G. Elwert, 1883)

Lehrbuch der zoologie - Claus, Carl, 1835 -1899 (N. G. Elwert, 1891)

Lehrbuch der Zoologie - Hertwig, Richard Karl Wilhelm Theodor von Sir Richard Karl Wilhelm Theodor von Hertwig 1850 -1937 (G. Fischer, 1892)

Lehrbuch der Zoologie - Hertwig, Richard Karl Wilhelm Theodor von Sir Richard Karl Wilhelm Theodor von Hertwig 1850 -1937 (G. Fischer, 1910)

Leitfaden für das zoologische Praktikum - Kükenthal, W. G. (Willy Georg), 1861 -1922 (Gustav Fischer, 1910)

Leitfaden für das zoologische Praktikum - Kükenthal, W. G. (Willy Georg), 1861 -1922 (Fischer, 1912)

Leitfaden für das zoologische Praktikum - Kükenthal, W. G. (Willy Georg), 1861 -1922 (G. Fischer, 1912)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1871)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1899)

Il letargo - Polimanti, Osvaldo. (Tipografia del Senato di G. Bardi, 1912)

Lethaea geognostica oder Abbildungen und Beschreibungen der für die Gebirgs-Formationen bezeichnendsten Versteinerungen - Bronn, H. G. (Heinrich Georg), 1800 -1862 (1838)

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)

Liberia - Stapf, O. (Otto) 1857 -1933 (Hutchinson, 1906)

Libri de piscibus marinis : in quibus veræ piscium effigies expressæ sunt : quæ in tota piscium historia contineantur, indicat elenchus pagina nona et decima : postremo indices necessarij - Rondelet, Guillaume, 1507 -1566 (Apud Matthiam Bonhomme, 1554)

Lichtenstein's Catalogus rerum naturalium rarissimarum - Godman, Frederick Du Cane, 1834 -1919 ([Printed by Taylor and Francis], 1882)

Life, adventures and travels in California - Farnham, Thomas Jefferson, 1804 -1848 (Nafis & Cornish, 1849)

Life and immortality; or, Souls in plants and animals - Gentry, Thomas G. (Thomas George), 1843 -1905 (Burk & McFetridge Co, 1897)

Life histories of North American birds, from the parrots to the grackles, with special reference to their breeding habits and eggs - Bendire, Charles, 1836 -1897 (Smithsonian Institution, 1895)

Life-histories of northern animals : an account of the mammals of Manitoba - Seton, Ernest Thompson, 1860 -1946 (Scribner, 1909)

Life-histories of northern animals an account of the mammals of Manitoba - Seton, Ernest Thompson, 1860 -1946 (C. Scribner's Sons, 1909)

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

The life of animals; the mammals - Ingersoll, Ernest, 1852 -1946 (The Macmillan Company, 1906)

The life of mammals - Ingersoll, Ernest, 1852 -1946 (Macmillan, 1917)

Life of a Scotch naturalist, Thomas Edward, associate of the Linnean Society - Smiles, Samuel, 1812 -1904 (J. Murray, 1877)

The life of vertebrates - Young, J. Z. (John Zachary), 1907 -1997 (Oxford University Press, 1962)

Life zone investigations in Wyoming - United States. Bureau of Biological Survey. (Government Printing Office, 1917)

A list of birds of Morris county, New Jersey - Thurber, E. Carleton. (1887)

List of land mammals of New Guinea, Celebes and adjacent islands, 1758-1952 - Laurie, Eleanor Mary Ord. (BM(NH), 1954)

A list of mammals collected by Edmund Heller, in the San Pedro Martir and Hanson Laguna Mountains and the accompanying coast regions of Lower California, with descriptions of apparently new species - Elliot, Daniel Giraud, 1835 -1915 (1903)

A list of mammals obtained by Edmund Heller, collector for the museum, from the coast region of northern California and Oregon - Elliot, Daniel Giraud, 1835 -1915 (1903)

A list of mammals obtained by Thaddeus Surber in North and South Carolina, Georgia and Florida - Elliot, Daniel Giraud, 1835 -1915 (1901)

List of North American land mammals in the United States National Museum, 1911 - Miller, Gerrit S. Jr. (Gerrit Smith), 1869 -1956 (Govt. print. off, 1912)

List of recent land mammals of Mexico, 2014 - Arroyo-Cabrales, Joaquin (Museum of Texas Tech University, 2014)

List of skeletons and crania in the Section of Comparative Anatomy of the United States Army Medical Museum : for use during the International Exhibition of 1876 in connection with the representation of the Medical Department, U.S. Army - Yarrow, H. C. (Harry Crécy) 1840 -1929 (Army Medical Museum, 1876)

List of skeletons and crania in the section of comparative anatomy of the United States Army Medical Museum : for use during the International Exhibition of 1876 in connection with the representation of the Medical Department, U.S., Army - Yarrow, H. C. (Harry Crécy) 1840 -1929 (The Museum, 1876)

List of species of mammals, principally rodents, obtained by W. W. Price, S. E. Meek, G. K. Cherrie and E. S. Thompson, in the States of Iowa, Wyoming, Montana, Idaho, Nevada and California, with descriptions of new species - Elliot, Daniel Giraud, 1835 -1915 (1898)

A list of the birds of New Hampshire - Allen, Glover M. (Glover Morrill), 1879 -1942 (Nature Study press, 1903)

A list of the birds of New Hampshire - Allen, Glover M. (Glover Morrill), 1879 -1942 (Nature press, 1903)

List of the books, memoirs, and miscellaneous papers - Gray, John Edward 1800 -1875 (Printed for private distribution, 1875)

List of the books, memoirs, and miscellaneous papers by Dr. J.E. Gray, F.R.S. : with a few historical notes - Gray, John Edward 1800 -1875 (Printed for private distribution, 1872)

A list of the generic and family names of rodents - Palmer, T. S. (Theodore Sherman), 1868 -1955 (Biological Society of Washington, 1897)

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 the land and sea mammals of North America north of Mexico. Supplement to the synopsis - Elliot, Daniel Giraud, 1835 -1915 (1901)

List of the osteological specimens in the collection of the British Museum - British Museum (Natural History) (1847)

A list of the publications of the United States National Museum (1875-1900) including the Annual reports, Proceedings, Bulletins, Special bulletins, and Circulars, with index of titles - United States National Museum (Govt. Print. Off, 1902)

A list of the publications of the United States National museum (1875-1900) including the Annual reports, Proceedings, Bulletins, Special bulletins, and Circulars, with index to titles - United States National Museum (Govt. print. off, 1902)

List of the specimens of Mammalia in the collection of the British museum - Gray, John Edward 1800 -1875 (The Trustees, 1843)