Katalog der Eiersammlung, nebst Beschreibungeh der aussereuropäischen Eier - Nehrkorn, Adolph. (R. Friedler & Sohn, 1910)

Katalog der Eiersammlung : nebst Beschreibungen der aussereuropäischen Eier - Nehrkorn, Adolph (H. Bruhn, 1899)

Katalog der Vogelsammlung aus der Provinz Hannover - Hannover (Germany : Province) (1897)

Katalog der Vogelsammlung in Museum der Senckenbergischen Naturforschenden Gesellschaft in Frankfurt am Main - Senckenbergische Naturforschende Gesellschaft. (Knauer, 1891)

Katalog over dyrsamlingen i Bergens Museum - Jensen, Olaf Scheveland, 1847 -1887 (J.D. Beyers bogtrykkeri, 1875)

Die Kennzeichen der Vögel Deutschlands; Schlüssel zum bestimmen, deutsche und wissenschaftliche Benennungen, geographische Verbreitung, Brut- und Zugzeiten der deutschen Vögel - Reichenow, Anton, 1847 -1941 (J. Neumann, 1920)

The Kentucky warbler - Kentucky Ornithological Society. (Kentucky Ornithological Society, 1945)

The Kentucky warbler - Kentucky Ornithological Society. (Kentucky Ornithological Society, 1961)

The Kentucky warbler - Kentucky Ornithological Society. (Kentucky Ornithological Society, 1968)

Key to North American birds. Containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary, inclusive of Greenland and lower California, with which are incorporated General ornithology: an outline of the structure and classification of birds; and Field ornithology, a manual of collecting, preparing, and preserving birds - Coues, Elliott, 1842 -1899 (Estes and Lauriat, 1890)

Key to North American birds. Containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary, inclusive of Greenland - Coues, Elliott, 1842 -1899 (Macmillan, 1884)

Key to North American birds. Containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary, inclusive of Greenland and lower California, with which are incorporated General ornithology: an outline of the structure and classification of birds; and Field ornithology, a manual of collecting, preparing, and preserving birds - Coues, Elliott, 1842 -1899 (Estes and Lauriat, 1887)

Key to North American birds. Containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary, inclusive of Greenland and lower California, with which are incorporated General ornithology, an outline of the structure and classification of birds, and Field ornithology, a manual of collecting, preparing, and preserving birds - Coues, Elliott, 1842 -1899 (D. Estes and Company, 1890)

Key to North American birds. Containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary, inclusive of Greenland and lower California, with which are incorporated General ornithology: an outline of the structure and classification of birds; and Field ornithology, a manual of collecting, preparing, and preserving birds - Coues, Elliott, 1842 -1899 (Estes and Lauriat, 1894)

Key to North American birds. Containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary, inclusive of Greenland and lower California, with which are incorporated General ornithology: an outline of the structure and classification of birds; and Field ornithology, a manual of collecting, preparing, and preserving birds - Coues, Elliott, 1842 -1899 (Estes and Lauriat, 1896)

Key to North American birds containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary, inclusive of Greenland - Coues, Elliott, 1842 -1899 (Estes and Lauriat, 1884)

Khawa karpo : Tibetan traditional knowledge and biodiversity conservation - Salick, Jan (Missouri Botanical Garden Press, 2012)

The Kingbird - Federation of New York State Bird Clubs. (s.n, 1969)

The Kingbird - Federation of New York State Bird Clubs. (s.n, 1980)

The Kingbird - Federation of New York State Bird Clubs. (s.n, 1989)

The Kingbird - Federation of New York State Bird Clubs. (s.n, 1998)

Kirtlandia - Cleveland Museum of Natural History (Cleveland Museum of Natural History, 1982)

Kirtlandia - Cleveland Museum of Natural History (Cleveland Museum of Natural History, 2007)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1861)

The land birds in and around St. Andrews : including a condensed history of the British land birds, with extracts from the poets and observations and anecdotes on natural history - Bruce, George. (John Leng & Co, 1895)

Landscape ecology : directions and approaches : a workshop held at Allerton Park, Piatt County, Illinois, April 1983 - Risser, Paul G. (Illinois Natural History Survey, 1984)

Leach's Systematic catalogue of the specimens of the indigenous mammalia and birds in the British Museum - Salvin, Osbert, 1835 -1898 ([Printed by R. and A. Taylor], 1882)

Lead poisoning in Illinois waterfowl (1977-1988) and the inplementation of nontoxic shot regulations - Illinois. Natural History Survey Division (Illinois Natural History Survey, 1989)

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)

Lehrbuch der mitteleuropäischen Forstinsektenkunde mit einem Anhange : Die forstschädlichen Wirbelthiere - Ratzeburg, Julius Theodor Christian, 1801 -1871 (Eduard Hölzel, 1885)

Lehrbuch der mitteleuropäischen Forstinsektenkunde - Nitsche, Hinrich, 1845 -1902 (Verlagsbuchhandlung Paul Parey, SW, Hedemannstrasse 10, 1895)

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

Lehrbuch der physiologischen Chemie - Gorup-Besánez, Eugen Franz Seraphin, Freiherr von, 1817 -1878 (Vieweg, 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 - 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 - 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)

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)

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, 1949)

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)

Life and sport on the Pacific slope - Vachell, Horace Annesley, 1861 -1955 (Dodd, Mead and company, 1901)

Life histories of North American gallinaceous birds : orders Galliformes and Columbiformes - Bent, Arthur Cleveland, 1866 -1954 (Government Printing Office, 1932)

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 Lincolnshire naturalist : transactions of the Lincolnshire Naturalists' Union - Lincolnshire Naturalists' Union. (Lincolnshire Naturalists' Union, 2001)

The lipids, their chemistry and biochemistry - Deuel, Harry James, 1897 -1956 (Interscience Publishers, 1951)

The lipids, their chemistry and biochemistry - Deuel, Harry James, 1897 -1956 (Interscience Publishers, 1955)

The lipids, their chemistry and biochemistry - Deuel, Harry James, 1897 -1956 (Interscience Publishers, 1957)

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

A list of British birds ... - Ogilvie-Grant, W. R. (William Robert), 1863 -1924 (1910)

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 - 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 : the nomenclature carefully revised - Dresser, H. E. (Henry Eeles), 1838 -1915 (H.E. Dresser, 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)

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 & Printing 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 (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 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)

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)

List of the birds of North Wales, compiled for the use of Gymdeithas Llafar, Gwlad - Shankland, T. (1891)

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, 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 birds in the collection of the British Museum - Gray, George Robert, 1808 -1872 (printed by the order of the Trustees, 1867)

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 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 - 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 - 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 - 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 - Sclater, Philip Lutley, 1829 -1913 (Printed for the Society, 1896)

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

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

Living bird - Cornell University. Laboratory of Ornithology. (Cornell Laboratory of Ornithology, 1966)

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

Living bird - Cornell University. Laboratory of Ornithology. (Cornell Laboratory of Ornithology, 1973)

Living bird - Cornell University. Laboratory of Ornithology. (Cornell Laboratory of Ornithology, 1979)

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

London Bird Report - London Natural History Society. (1939)

London Bird Report - London Natural History Society. (1988)

London Bird Report - London Natural History Society. (1991)

London Bird Report - London Natural History Society. (1992)

London Bird Report - London Natural History Society. (1993)

London Bird Report - London Natural History Society. (1994)

London Bird Report - London Natural History Society. (1995)

London Bird Report - London Natural History Society. (1996)

London Bird Report - London Natural History Society. (1997)

London Bird Report - London Natural History Society. (1998)

London Bird Report - London Natural History Society. (1999)

London Bird Report - London Natural History Society. (2000)

London Bird Report - London Natural History Society. (2001)

London Bird Report - London Natural History Society. (2002)

London Bird Report - London Natural History Society. (2004)

London Bird Report - London Natural History Society. (2005)

London Bird Report - London Natural History Society. (2006)

London Bird Report - London Natural History Society. (2007)

London Bird Report - London Natural History Society. (2008)

London Bird Report - London Natural History Society. (2009)

London Bird Report - London Natural History Society. (2010)

London Bird Report - London Natural History Society. (2011)

London Bird Report - London Natural History Society. (2012)