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, 1891)

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

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

Lehrbuch für Förster und die es werden wollen - Hartig, Georg Ludwig, 1764 -1837 (J. G. Gotta, 1814)

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, 1899)

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

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

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)

The life and letters of Gilbert White of Selborne - White, Gilbert, 1720 -1793 (J. Murray, 1901)

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 Linnaean Society - Smiles, Samuel, 1812 -1904 (Harper & brothers, 1876)

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

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

Life of Alfred Newton - Wollaston, A. F. R. (Alexander Frederick Richmond), 1875 -1930 (E. P. Dutton, 1921)

Life of Alfred Newton : professor of comparative anatomy, Cambridge University, 1866-1907 - Wollaston, A. F. R. (Alexander Frederick Richmond), 1875 -1930 (J. Murray, 1921)

Life of Alfred Newton, professor of comparative anatomy, Cambridge university, 1866-1907 - Wollaston, A. F. R. (Alexander Frederick Richmond), 1875 -1930 (J. Murray, 1921)

Life of Alfred Newton, professor of comparative anatomy, Cambridg university, 1866-1907 - Wollaston, A. F. R. (Alexander Frederick Richmond), 1875 -1930 (J. Murray, 1921)

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)

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

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 observed in the vicinity of Hamilton, C.W., arranged after the system of Audubon - McIlwraith, Thomas, 1824 -1903 (s.n, 1860)

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

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

A list of British birds - Saunders, Howard, 1835 -1907 (Gurney & Jackson, 1887)

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. The genera arranged according to Sundevall's method. The nomenclature - Wharton, Henry Thornton, 1846 -1895 (J. Van Voorst, 1877)

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

A list of European birds, including all species found in the western palaearctic region - Dresser, H. E. (Henry Eeles), 1838 -1915 (The Author, 1881)

A list of European birds, including all those found in the western palaearctic area - Noble, Heatley. (R.H. Porter, 1898)

List of the animals in the gardens of the Zoological Society : with notices respecting them : May, 1837 - Zoological Society of London. (Printed by Richard and John E. Taylor, 1837)

List of the animals in the gardens of the Zoological Society : with notices respecting them, and a plan of the gardens, showing the buildings and enclosures in which the animals are kept : June 1833 - Zoological Society of London. (Printed by Richard Taylor, 1833)

A list of the birds of Australia : containing the names and synonyms connected with each genus, species, and subspecies of birds found in Australia, at present known to the author - Mathews, Gregory Macalister Gregory Macalister 1876 -1949 (Witherby, 1913)

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

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

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 Norfolk : with remarks on the general ornithology of the county - Stevenson, Henry, 1833 -1888 (Wm. White, F. Parsonage, 1864)

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 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 living in the gardens of the Zoological Society of London - Sclater, Philip Lutley, 1829 -1913 (Printed for the Society, 1862)

List of the vertebrated animals now or lately living in the gardens of the Zoological Society of London - Sclater, Philip Lutley, 1829 -1913 (Printed for the Society, 1896)

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 the vertebrated animals now or lately living in the gardens of the Zoological Society of London - Zoological Society of London. (printed for the Society, 1883)

List of the vertebrated animals now or lately living in the gardens of the Zoological Society of London - Zoological Society of London. (Printed for the Society, 1896)

List of the vertebrated animals now or lately living in the gardens of the Zoological Society of London - Zoological Society of London. (Printed for the Society, and sold ... Longmans, Green, Reader, and Dyer, 1883)

List of the vertebrated animals now or lately living in the gardens of the Zoological Society of London - Sclater, Philip Lutley, 1829 -1913 (Printed for the Society, 1879)

List of the vertebrated animals now or lately living in the gardens of the Zoological Society of London - Sclater, Philip Lutley, 1829 -1913 (Printed for the Society by Longmans, Green, Reader, and Dyer, 1883)

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)

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)

Living bird - Cornell University. Laboratory of Ornithology. (Cornell Laboratory of Ornithology, 1976)

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)