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

List of birds found in the vicinity of Bridgeport, Connecticut - Averill, C. K. (Charles Ketchum) (Buckingham & Brewer, Printers, 1892)

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

List of birds of Dover - Morse, Albert P. (Albert Pitts), 1863 -1936 (s.n, 1897)

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 - 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 those found in the western palaearctic area - Noble, Heatley. (R.H. Porter, 1898)

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

List of the birds of Cobham, Virginia - Rives, William C. (Davis & Pitman, Printers, 1884)

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

A list of the birds of Hudson highlands : with annotations - Essex Institute. (s.n.], 1878)

A list of the birds of Long Island, New York - Braislin, William C. (William Coughlin), 1865 -1948 (E.W. Wheeler, 1907)

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 - Kirkwood, Frank C (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 ([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 ([Maryland Academy of Sciences], 1895)

List of the birds of Nelson County - Beckham, Charles Wickliffe. (John D. Woods, 1885)

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)

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

Living bird - Cornell University. Laboratory of Ornithology. (Cornell Laboratory of Ornithology, 1963)

Living bird - Cornell University. Laboratory of Ornithology. (Cornell Laboratory of Ornithology, 1965)

Living bird - Cornell University. Laboratory of Ornithology. (Cornell Laboratory of Ornithology, 1964)

Living bird - Cornell University. Laboratory of Ornithology. (Cornell Laboratory of Ornithology, 1968)

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

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

Living bird - Cornell University. Laboratory of Ornithology. (Cornell Laboratory of Ornithology, 1978)

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)

Local distribution and ecology of the birds of southern Illinois - Gross, Alfred O. (Alfred Otto), 1883 -1970 (1908)

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

Locusts and wild honey - Burroughs, John, 1837 -1921 (Houghton Mifflin, 1902)

Locusts and wild honey - Burroughs, John, 1837 -1921 (Houghton, Mifflin, 1907)

Longleaf pine, its use, ecology, regeneration, protection, growth, and management - Charles Lathrop Pack Forestry Foundation. (Charles Lathrop Pack Forestry Foundation in cooperation with the Forest Service, U. S. Dept. of Agriculture, 1946)

Louisiana herpetology, with a checklist of the batrachians and reptiles of the state and the avifauna of Louisiana, with an annotated list of the birds of the state - Beyer, George E. (George Eugene), 1861 -1926 ([s.n.], 1900)

Malimbus : journal of the West African Ornithological Society - West African Ornithological Society. (Ahmadu Bello University Press, 1990)

Manitoba and the great North-west : the field for investment, the home of the emigrant : being a full and complete history of the country - Macoun, John, 1831 -1920 (World Pub. Co, 1882)

A manual of North American birds - Ridgway, Robert, 1850 -1929 (J. B. Lippincott Company, 1896)

A manual of North American birds - Ridgway, Robert, 1850 -1929 (J. B. Lippincott, 1887)

A manual of North American birds - Ridgway, Robert, 1850 -1929 (J.B. Lippincott Co, 1900)

A manual of North American birds - Ridgway, Robert, 1850 -1929 (Lippincott, 1887)

A manual of North American birds - Ridgway, Robert, 1850 -1929 (J.B. Lippincott, 1887)

A manual of the vertebrate animals of the northern United States, including the district north and east of the Ozark mountains, south of the Laurentian hills, north of the southern boundary of Virginia, and east of the Missouri River, inclusive of marine species - Jordan, David Starr, 1851 -1931 (A. C. McClurg and Company, 1899)

A manual of the vertebrate animals of the northern United States : including the district north and east of the Ozark Mountains, south of the Laurentian Hills, north of the southern boundary of Virginia, and east of the Missouri River, inclusive of marine species - Jordan, David Starr, 1851 -1931 (A.C. McClurg, 1888)

A manual of the vertebrate animals of the northern United States, including the district north and east of the Ozark mountains, south of the Laurentian Hills, north of the southern boundary of Virginia, and east of the Missouri River, inclusive of marine species - Jordan, David Starr, 1851 -1931 (McClurg, 1888)

Manual of the vertebrate animals of the northern U.S. ... inclusive of the marine species - Jordan, David Starr, 1851 -1931 (McClurg, 1894)

Manual of the vertebrates of the northern United States, including the district east of the Mississippi River, and north of North Carolina and Tennessee, exclusive of marine species. By David Starr Jordan ... - Jordan, David Starr, 1851 -1931 (Jansen, McClurg & company, 1880)

Manual of the vertebrates of the northern United States, including the district east of the Mississippi River, and north of North Carolina and Tennessee, exclusive of marine species - Jordan, David Starr, 1851 -1931 (Jansen, McClurg & company, 1880)

Manual of the vertebrates of the northern United States, including the district east of the Mississippi River, and north of North Carolina and Tennessee, exclusive of marine species - Jordan, David Starr, 1851 -1931 (Jansen, McClurg, 1880)

Manual of the vertebrates of the northern United States, including the district east of the Mississippi River, and north of North Carolina and Tennessee, exclusive of marine species - Jordan, David Starr, 1851 -1931 (Jansen, McClurg, 1884)

Manual of the vertebrates of the northern United States, including the district east of the Mississippi River, and north of North Carolina and Tennessee, exclusive of marine species - Jordan, David Starr, 1851 -1931 (Jansen, McClurg & Company, 1884)

Manual of the vertebrates of the northern United States including the district east of the Mississippi River, and north of North Carolina and Tennessee, exclusive of marine species - Jordan, David Starr, 1851 -1931 (Jansen, McClurg & Co, 1876)

The Marine Mammal Commission compendium of selected treaties, international agreements, and other relevant documents on marine resources, wildlife, and the environment - U.S. Fish; Wildlife Service (The Commission, 1994)

Maryland birdlife - Maryland Ornithological Society. (Maryland Ornithological Society, 1988)

Maryland birdlife - Maryland Ornithological Society. (Maryland Ornithological Society, 2016)

Meadowlark - Illinois Ornithological Society. (Illinois Ornithological Society, 1997)

Meadowlark - Illinois Ornithological Society. (Illinois Ornithological Society, 2002)

Meadowlark - Illinois Ornithological Society. (Illinois Ornithological Society, 2012)

Meadowlark - Illinois Ornithological Society. (Illinois Ornithological Society, 2014)

Memoirs of the Nuttall Ornithological Club - Nuttall Ornithological Club. (The Club, 1905)

Memoirs of the Nuttall Ornithological Club - Nuttall Ornithological Club. (The Club, 1906)

Memoirs of the Nuttall Ornithological Club - Nuttall Ornithological Club. (The Club, 1920)

Memoirs of the Nuttall Ornithological Club - Nuttall Ornithological Club. (The Club, 1951)

Memoirs read before the Boston Society of Natural History - Boston Society of Natural History. ([Boston Society of Natural History], 1869)

Memorias de la Sociedad Científica "Antonio Alzate." - Sociedad Científica "Antonio Alzate." (Imprenta del Gobierno en el Ex-Arzobispado, 1887)

Memorias y revista de la Sociedad Científica "Antonio Alzate." - Sociedad Científica "Antonio Alzate." (Imprenta del Gobierno en el Ex-Arzobispado, 1902)

Methodi naturalis avium disponendarum tentamen. Försök till fogelklassens naturenliga uppställnung - Sundevall, Carl J., 1801 -1875 (Samson & Wallin, 1872)

Methods in the art of taxidermy - Davie, Oliver, 1857 -1911 (D. McKay, 1900)

Michigan bird life, a list of all the bird species known to occur in the state together with an outline of their classification and an account of the life history of each species, wtih special reference to its relation to agriculture - Barrows, Walter Bradford, 1855 -1923 (Michigan Agricultural College, 1912)

Michigan botanist - Michigan Botanical Club. (Michigan Botanical Club, 2011)

The Migrant - Tennessee Ornithological Society. (Tennessee Ornithological Society, 1944)

The Migrant - Tennessee Ornithological Society. (Tennessee Ornithological Society, 1950)

The Migrant - Tennessee Ornithological Society. (Tennessee Ornithological Society, 1956)

The Migrant - Tennessee Ornithological Society. (Tennessee Ornithological Society, 1971)

The Migrant - Tennessee Ornithological Society. (Tennessee Ornithological Society, 1983)

The Migrant - Tennessee Ornithological Society. (Tennessee Ornithological Society, 1986)

The Migrant - Tennessee Ornithological Society. (Tennessee Ornithological Society, 1989)

The migration of birds : an attempt to reduce avian season-flight to law - Dixon, Charles, 1858 -1926 (Chapman and Hall, 1892)

Miscellaneous publication - University of Kansas, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1952)

Miscellaneous publication - University of Kansas, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1960)

Miscellaneous publication - University of Kansas, Museum of Natural History - University of Kansas. Museum of Natural History. (University of Kansas, 1965)

Miscellanes zoologica - Coues, Elliott, 1842 -1899 (1857)

Mittheilungen des Ornithologischen Vereines in Wien - Ornithologischer Verein in Wien. (1888)

Mittheilungen des Ornithologischen Vereines in Wien - Ornithologischer Verein in Wien. (Der Verein, 1888)

Mittheilungen des Ornithologischen Vereines in Wien - Ornithologischer Verein in Wien. (Der Verein, 1894)

Monatsschrift des Deutschen Vereins zum Schutze der Vogelwelt - Deutscher Verein zum Schutze der Vogelwelt. ([s.n.], 1882)

Monatsschrift des Deutschen Vereins zum Schutze der Vogelwelt - Deutscher Verein zum Schutze der Vogelwelt. ([s.n.], 1886)

Monographia heliceorum viventium : sistens descriptiones systematicas et criticas omnium hujus familiae generum et specierum hodie cognitarum / auctore Ludovico Pfeiffer - Pfeiffer, Louis (Ludwig Georg Karl), 1805 -1877 (1868)

The Museum (W.F. Webb, 1899)

Museum bulletin - New York State Museum. (University of the State of New York, 1914)

Museum Heineanum : Verzeichniss der ornithologischen Sammlung des Oberamtmann Ferdinand Heine, auf Gut St. Burchard vor Halberstadt - Cabanis, Jean Louis, 1816 -1906 (In Commission bei R. Frantz, 1850)

The museum of natural history; being a popular account of the structure, habits, and classification of the various departments of the animal kingdom: quadrupeds, birds, reptiles, fishes, shells, and insects, including the insects destructive to agriculture - Holder, Joseph B. (Joseph Bassett), 1824 -1888 (J. S. Virtue, 1877)

Museum paper - Geological Survey of Alabama. Museum. (1910)

Museum paper - Alabama Museum of Natural History. (Alabama Museum of Natural History, 1921)

Nachträge zu Nehrkorn's Eierkatalog - Nehrkorn, Adolph. (R. Friedländer & Sohn, 1914)

National Boll Weevil Cooperative Control Program : final environmental impact statement-1991 - United States. Animal; Plant Health Inspection Service. (U.S. Dept. of Agriculture, Animal and Plant Health Inspection Service, 1991)

The National geographic magazine - National Geographic Society (U.S.) (National Geographic Society, 1913)

Natural areas of the Chesapeake Bay Region: ecological priorities (1974)

The natural history and topography of Groton, Massachusetts - Green, Samuel A. (Samuel Abbott), 1830 -1918 (J. Wilson and Son], 1912)

Natural history. A manual of zoölogy for schools, colleges, and the general reader - Tenney, Sanborn, 1827 -1877 (Scribner & co, 1867)

Natural history. A manual of zoölogy for schools, colleges, and the general reader - Tenney, Sanborn, 1827 -1877 (Scribner, Armstrong & co, 1872)

The natural history of Washington territory and Oregon : with much relating to Minnesota, Nebraska, Kansas, Utah, and California between the thirty-sixth and forty-ninth parallels of latitude : being those parts of the final reports on the survey of the Northern Pacific Railroad route, relating to the natural history of the regions explored : with full catalogues and descriptions of the plants and animals collected from 1853 to 1860 - Cooper, J. G. (James Graham), 1830 -1902 (Bailliáere Brothers ... [and 3 others], 1860)

The natural history of Washington territory, with much relating to Minnesota, Nebraska, Kansas, Oregon, and California, between the thirty-sixth and forty-ninth parallels of latitude, being those parts of the final reports on the survey of the Northern Pacific railroad route, containing the climate and physical geography, with full catalogues and descriptions of the plants and animals collected from 1853 to 1857 - Gray, Asa, 1810 -1888 (Baillière brothers, 1859)

Natural science news - Lattin, Frank H. (Frank Haak), 1861 -1937 (Frank H. Lattin, 1895)

La naturaleza; periódico científico del Museo Nacional de Historia Natural y de la Sociedad Mexicana de Historia Natural - Sociedad Mexicana de Historia Natural. (Impr. de I. Escalante, 1885)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1878)

The naturalist of the Saint Croix. Memoir of George A. Boardman - Boardman, Samuel Lane, 1836 -1914 (Priv. print, 1903)

The naturalist's guide in collecting and preserving objects of natural history, with a complete catalogue of the birds of the eastern Massachusetts - Maynard, C. J. (Charles Johnson), 1845 -1929 (Fields, Osgood & co, 1870)

The naturalist's guide in collecting and preserving objects of natural history, with a complete catalogue of the birds of the eastern Massachusetts - Maynard, C. J. (Charles Johnson), 1845 -1929 (James R. Osgood & Co, 1873)

The naturalist's guide in collecting and preserving objects of natural history : with a complete catalogue of the birds of eastern Massachusetts - Maynard, C. J. (Charles Johnson), 1845 -1929 (The Naturalists' Agency, 1877)