Leaflet - Royal Ontario Museum of Zoology. (Royal Ontario Museum, 1929)

Das Leben der europäischen Kuckucke : nebst Beiträgen zur Lebenskunde der übrigen parasitischen Kuckucke und Stärlinge - Baldamus, A. C. Eduard (August Carl Eduard), 1812 -1893 (Verlag von Paul Parey, 1892)

Lebensbilder aus der Tierwelt - Meerwarth, Hermann, 1870 - (Voigtländer, 1908)

Die Lebensweise der Vögel - Rennie, James, 1787 -1867 (Baumgärtner, 1835)

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 élémentaires sur l'histoire naturelle des oiseaux - Chenu, Jean-Charles, 1808 -1879 (L. Hachette et cie, 1862)

Lectures & essays - Black, J. Sutherland (John Sutherland), 1846 -1923 (Black, 1912)

Lectures and essays - Huxley, Thomas Henry, 1825 -1895 (Cassell, 1908)

Lectures on physiology, zoology, and the natural history of man delivered at the Royal college of surgeons - Blumenbach, Johann Friedrich, 1752 -1840 (Printed and published by J. Smith, 1822)

Lectures on physiology, zoology, and the natural history of man, delivered at the Royal college of surgeons - Lawrence, William, Sir, 1783 -1867 (Printed for J. Smith, 1823)

Lehrbuch der Anatomie des Menschen - Gegenbaur, C. (Carl), 1826 -1903 (Engelmann, 1895)

Lehrbuch der Anatomie des Menschen - Gegenbaur, C. (Carl), 1826 -1903 (Engelmann, 1883)

Lehrbuch der Forstwirtschaft für Waldbau-und Försterschulen, sowie zum ersten forstlichen unterrichte für Aspiranten des Forstverwaltungsdienstes - Eckert, Karl, (W. Frick, 1908)

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

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

Lehrbuch der praktischen vergleichenden Anatomie - Vogt, Karl Christoph, 1817 -1895 (Vieweg, 1894)

Lehrbuch der praktischen vergleichenden Anatomie - Vogt, Karl Christoph, 1817 -1895 (Vieweg, 1889)

Lehrbuch der vergleichenden Anatomie der Wirbelthiere : auf Grundlage der Entwicklungsgeschichte - Wiedersheim, Robert, 1848 -1923 (G. Fischer, 1883)

Lehrbuch der vergleichenden anatomie der wirbelthiere; auf grundlage der entwicklungsgeschichte - Wiedersheim, Robert, 1848 -1923 (G. Fischer, 1883)

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 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 in populärer darstellung : nach methodischen grundsätzen für gehobene lehranstalten, sowie zum selbstunterrichte - Baenitz, Carl, 1839 - (Adolph Stubenrauch, 1876)

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 bei zoologisch-zootomischen Präparirübungen für Studirende - Mojsisovics, August, edler von Mojsvár, 1848 -1897 (W. Engelmann, 1879)

Leitfaden zum Bestimmen der Vögel Mittel-Europas, ihrer Jugendkleider und ihrer Nester, nach leicht und sicher erkennbaren Merkmalen - Dahl, Friedrich, 1856 -1929 (Verlag von Gebrüder Borntraeger, 1912)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1859)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1875)

Leopoldina - Kaiserlich Leopoldinisch-Carolinische Deutsche Akademie der Naturforscher (E. Blochmann & Sohn, 1916)

Lessons from nature, as manifested in mind and matter - Mivart, St. George Jackson, 1827 -1900 (Murray, 1876)

Lessons in elementary anatomy - Mivart, St. George Jackson, 1827 -1900 (MacMillan, 1889)

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

Letters from Alabama - Gosse, Philip Henry, 1810 -1888 (Morgan and Chase, 1859)

Letters from Alabama (U.S.) chiefly relating to natural history - Gosse, Philip Henry, 1810 -1888 (Morgan and Chase, 1859)

Life and letters of Alexander Goodman More, F.R.S.E., F.L.S., M.R.I.A., with selections from his zoological and botanical writings - More, Alexander Goodman, 1830 -1895 (Hodges, Figgis & co. (ltd.), 1898)

Life and letters of Alexander Goodman More, with selections from his zoological and botanical writings - More, Alexander Goodman, 1830 -1895 (Hodges, Figgis, 1898)

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

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

Life of a Scotch naturalist : Thomas Edward, associate of the Linnaean society - Smiles, Samuel, 1812 -1904 (Harper & brothers, 1877)

Life of a Scotch naturalist, Thomas Edward, associate of the Linnean Society - Smiles, Samuel, 1812 -1904 (J. Murray, 1876)

The life of Richard Owen - Owen, Richard, 1804 -1892 (J. Murray, 1894)

The life of Richard Owen - Owen, Richard, 1804 -1892 (Murray, 1894)

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)

Lindenia : iconographie des orchidées - Cogniaux, Alfred, 1841 -1916 (Impr. F. Meyer-van Loo, 1887)

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, 1887)

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

Linnaea entomologica : Zeitschrift herausgegeben von dem Entomologischen Vereine in Stettin - Entomologischer Verein in Stettin. (Ernst Siegfried Mittler, 1858)

A List of birds' eggs in the collection of Mr. William Stoate, Wembdon, Bridgewater - Stoate, William. (1880)

A List of birds' eggs in the collection of Philip Crowley - Crowley, Philip (Waddon House, 1883)

List of birds in vicinity of Fishkill-on-Hudson, N.Y - Stearns, Winfrid Alden, 1852 -1909 (Privately Printed, 1880)

List of birds of Becker County, Minnesota - Roberts, Thomas S. (Thomas Sadler), 1858 -1946 (Pioneer Press Co, 1907)

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

List of birds resident in summer near the city of Baltimore - Resler, Arthur. (1891)

A List of British birds - British Ornithologists' Union (British Ornithologists' Union, 1915)

A List of British birds - British Ornithologists' Union (John Van Voorst, 1883)

A list of British birds belonging to the Humber district : having a special reference to their migrations - Cordeaux, John. (R. H. Porter, 1899)

A list of British birds - British Ornithologists' Union (British ornithologists' union, 1915)

A list of British birds - British Ornithologists' Union (J. van Voorst, 1883)

A list of British birds, with, as an appendix, the "Graduates list" for labelling eggs - Marsden, Herbert W. (1881)

List of British Curculonidae with synonyma - British Museum (Natural History) ([British Museum], 1856)

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)

A list of the birds and mammals collected by the Steere Expedition to the Philippines : with localities, and with brief preliminary descriptions of supposed new species - Steere, Joseph Beal, 1842 -1940 (Courier Office, Printers, 1890)

A list of the birds of Buffalo and vicinity - Bergtold, W. H. (William Harry), 1865 -1956 (1889)

A list of the birds of eastern North America - Cory, Charles B. (Charles Barney), 1857 -1921 (For sale by B. Whidden, 1896)

A list of the birds of Florida - Cory, Charles B. (Charles Barney), 1857 -1921 (For sale by B. Whidden, 1896)

List of the birds of India - Hume, Allan Octavian, 1829 -1912 (1879)

A list of the birds of Maine, showing their distribution by counties and their status in each county - Knight, Ora Willis, 1874 -1913 (Kennebec journal print, 1897)

A list of the birds of Maryland : giving dates of the arrival, departure and nesting periods of our regular birds, also including stragglers and such others as no doubt occur but are not recorded - Kirkwood, Frank C (Deutsch Lithographing & Print. Co, 1895)

A list of the birds of Maryland, giving dates of the arrival, departure and nesting periods of our regular birds; also including stragglers and such others as no doubt occur but are not recorded - Kirkwood, Frank C ([Maryland Academy of Sciences], 1895)

A list of the birds of New England - Coues, Elliott, 1842 -1899 (Essex Institute Press, 1868)

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 described birds of Mexico, Central America, and the West Indies : not in the collection of the Smithsonian Institution - Smithsonian Institution (The Institution, 1863)

List of the described species of fresh water Crustacea from America, north of Mexico. By Lucien M. Underwood, Ph. D - Underwood, Lucien Marcus, 1853 -1907 (J.W. Franks & Sons, 1886)

A list of the genera of birds : with their synonyma and an indication of the typical species of each genus - Gray, George Robert, 1808 -1872 (Printed and sold by R. and J.E. Taylor, 1841)

A list of the genera of birds : with their synonyma an indication of the typical species of each genus - Gray, George Robert, 1808 -1872 (R. and J.E. Taylor, 1840)

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

List of the specimens of birds in the collection of the British Museum - Gray, George Robert, 1808 -1872 (printed by the order of the Trustees, 1848)

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

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, 1848)

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, 1850)

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, 1852)

List of the vertebrated animals now or lately living in the gardens of the Zoological society of London - Sclater, Philip Lutley, 1829 -1913 (The Society, 1877)

List of vertebrated animals living in the gardens of the Zoological Society of London - Sclater, Philip Lutley, 1829 -1913 (Printed for the Society, 1866)

List of vertebrated animals living in the gardens of the Zoological Society of London - London Zoo (London, England) (The Society, 1865)

List of works relating to the natural history departments of the British Museum, to the end of the year 1910 - British Museum (Natural History) (Trustees of the British Museum, 1911)

A list, with descriptions, illustrations, and prices, of whatever relates to aquaria - Lloyd, William Alford ([Hayman Bros., printers], 1858)

Lista revisada conforme á las últimas publicaciones - Museo Nacional de Costa Rica (Tip. Nacional, 1899)

The Literary record and journal of the Linnaean Association of Pennsylvania College - Pennsylvania College. Linnaean Association. (The Association, 1844)

Lives of eminent zoologists, from Aristotle to Linnaeus : with introductory remarks on the study of natural history, and occasional observations on the progress of zoology - MacGillivray, William 1796 -1852 (Oliver & Boyd, 1834)

The living world: a complete natural history of the world's creatures, fishes, reptiles, insects, birds and mammals - Buel, James W. (James William), 1849 -1920 (Holloway & co, 1889)

The living world : containing descriptions of the several races of men, and all species of animals, birds, fishes, insects, etc., etc. : with numerous anecdotes, illustrative of their instincts, reasoning powers and domestic habits - Samuels, Edward A. (Edward Augustus), 1836 -1908 (Samuel Walker & Co, 1870)

Locupletissimi rerum naturalium thesauri accurata descriptio, et iconibus artificiosissimis expressio, per universam physices historiam : opus, cui, in hoc rerum genere, nullum par exstitit - Boerhaave, Herman, 1668 -1738 (Apud J. Wetstenium, & Gul. Smith, & Janssonio-Waesbergios, 1735)

Locusts and wild honey - Burroughs, John, 1837 -1921 (Houghton Mifflin, 1921)

Locusts and wild honey - Burroughs, John, 1837 -1921 (Houghton, Mifflin, 1900)

The London and Edinburgh philosophical magazine and journal of science (Richard and John E. Taylor, 1836)

The London and Edinburgh philosophical magazine and journal of science (Richard and John E. Taylor, 1837)

London Bird Report - London Natural History Society. (1943)

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, 1876)