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

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, 1894)

Lepidoptera, rhopaloceres and heteroceres, indigenous and exotic; with descriptions and colored illustrations - Strecker, Herman, 1836 -1901 (Owen's steam book and job printing office, 1900)

Lepidopteren : gesammelt auf einer Reise durch Colombia, Ecuador, Perú, Brasilien, Argentinien und Bolivien in den Jahren 1868-1877 - Maassen, J. Peter, 1810 -1890 (A. Asher, 1890)

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

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)

Lining out and specimen stock : retail price list fall 1973 - spring 1974 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tingle Nursery, 1974)

Lining out and specimen stock : wholesale price list fall 1973 - spring 1974 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tingle Nursery, 1974)

Lining out and specimen stock : wholesale price list fall 1972 - spring 1973 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tingle Nursery, 1972)

Lining out and specimen stock : wholesale price list fall 1970 - spring 1971 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tingle Nursery, 1971)

Lining out and specimen stock : wholesale price list fall 1972 - spring 1973 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tingle Nursery, 1973)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1851)

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 - 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 snakes in the Indian Museum - Indian Museum. (Trustees, 1891)

List of snakes in the Indian Museum - Indian Museum. (Printed by order of the Trustees of the Indian Museum, 1891)

List of the Batrachia in the Indian museum - Indian Museum. (Printed by order of the Trustees, 1892)

List of the birds in the Indian Museum. Pt. 1. Families Corvidae, Paradiseidae, Ptilomorhnchidae and Crateropodidae - Indian Museum. (1901)

A list of the birds known to inhabit the Island of Celebes - Tweeddale, Arthur Hay,‏ ‎ Marquis of, 1824 -1878 (1872)

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)

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

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 specimens of birds in the collection of the British Museum - Gray, George Robert, 1808 -1872 (printed by the order of the Trustees, 1844)

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 British animals in the collection of the British Museum. Parts V, X, XII, XVI, Lepidoptera - Stainton, H. T, (Henry Tibbats) 1822 -1892 (Printed by order of the trustees, 1850)

List of the specimens of homopterous insects in the collection of the British Museum ... - Gray, John Edward 1800 -1875 (Printed by Order of the Trustees, 1850)

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, 1856)

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, 1857)

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, 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, 1856)

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 - 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 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, 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, 1896)

List of western tree and shrub seed collected by O. Kenneth Smith - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (O. Kenneth Smith, 1950)

Little trees for big plantations - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Forestry Comapny, 1912)

Little trees that live. trees from Little Tree Farms for every purposes. 1918 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Little Tree Farms of America, 1918)

Living bird - Cornell University. Laboratory of Ornithology. (Cornell Laboratory of Ornithology, 1969)

Living bird - Cornell University. Laboratory of Ornithology. (Cornell Laboratory of Ornithology, 1971)

The living flora of West Virginia - Millspaugh, Charles Frederick, 1854 -1923 (Wheeling News Litho. Co, 1913)

Lord Lilford on birds - Thorburn, Archibald, 1860 -1935 (Hutchinson, 1903)

Lord Lilford on birds: being a collection of informal and unpublished writings by the late president of the British Ornithologists' Union. With contributed papers upon falconry and otter hunting, his favourite sports - Thorburn, Archibald, 1860 -1935 (Hutchinson, 1903)

Loudon Nurseries, 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Loudon Nurseries, 1933)

Lyon-horticole - Association horticole lyonnaise. (Impr. du Salut public, 1891)

Lyon-horticole - Association horticole lyonnaise. (Impr. du Salut public, 1896)

Madagascar: an environmental profile (1987)

Madagascar: profil de l'environnement (1990)

Madras Journal of Literature and Science - Madras Literary Society. (Madras Literary Society, 1844)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1969)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1984)

Magazin für Insektenkunde - Illiger, Johann Karl Wilhelm, 1775 -1813 (Karl Reichard, 1807)

Magyarország Madarai; hazai madárvilág megismerésének vezérfonala - Madarász, Gyula, 1858 -1931 (1899)

Magyarország madarai különös tekintettel gazdasági jelentöségökre. Irta Chernelházi Chernel István. Képekkel ellátta Nécsey István. Intézte Herman Ottó - Herman, Ottó, 1835 -1914 (1899)

Malimbus : journal of the West African Ornithological Society - West African Ornithological Society. (Ahmadu Bello University Press, 1979)

Malimbus : journal of the West African Ornithological Society - West African Ornithological Society. (Ahmadu Bello University Press, 1983)

Malimbus : journal of the West African Ornithological Society - West African Ornithological Society. (Ahmadu Bello University Press, 1985)

Malimbus : journal of the West African Ornithological Society - West African Ornithological Society. (Ahmadu Bello University Press, 1987)

Malpighia :rassegna mensuale di botanica - Penzig, O. (Ottone), 1856 -1929 (g. Capra & co, 1911)

The mammals and life zones of Oregon - Bailey, Vernon, 1864 -1942 ([U.S. Govt. Print. Off.], 1936)

Mammals of New Mexico - Bailey, Vernon, 1864 -1942 ([U.S. Govt. Print. Off.], 1931)

Mantissa secunda familiæ Curculionidum seu Descriptiones novorum quorundam generum Curculionidum - Schoenherr, C. J. (Carl Johan), 1772 -1848 (Typis Norstedt et filii, 1847)

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

Manual of conchology, structural and systematic : with illustrations of the species. Second series, Pulmonata - Hyatt, Alpheus, 1838 -1902 (Published by the Author, 1886)

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, 1895)

Manual of conchology, structural and systematic : with illustrations of the species. Second series, Pulmonata - Hyatt, Alpheus, 1838 -1902 (Published by the Author, 1903)

Manual of conchology, structural and systematic : with illustrations of the species - Tryon, George W., (George Washington), 1838 -1888 (Published by the Author, Academy of Natural Sciences, 1891)

Manual of conchology, structural and systematic : with illustrations of the species - Tryon, George W., (George Washington), 1838 -1888 (Published by the Author, Academy of Natural Sciences, 1879)

Manual of conchology, structural and systematic : with illustrations of the species. Second series, Pulmonata - Hyatt, Alpheus, 1838 -1902 (Published by the Author, 1904)

Manual of modern viticulture; reconstitution with American vines - Dubois, Raymond. (R.S. Brain, Government Printer, 1902)