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, 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 - Coues, Elliott, 1842 -1899 (Naturalists' agency, 1872)

The Kingbird - Federation of New York State Bird Clubs. (s.n, 2010)

The Kingbird - Federation of New York State Bird Clubs. (s.n, 2012)

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

Kritische Untersuchungen über Piciden auf Grund einer Revision des im Königlichen Zoologischen Museum zu Berlin befindlichen Spechtmaterials - Hesse, Erich. (s. n.], 1912)

Lake Maxinkuckee : a physical and biological survey - Evermann, Barton Warren, 1853 -1932 (Dept. of Conservation, 1920)

Lake Maxinkuckee. a physical and biological survey - Evermann, Barton Warren, 1853 -1932 (Wm. B. Burford, printer], 1920)

Lake Umbagog journals, 1871-1916 (inclusive) - Brewster, William, 1851 -1919 (1871)

The land-birds and game-birds of New England : with descriptions of the birds, their nests and eggs, their habits and notes - Minot, H. D. (Henry Davis), 1859 -1890 (Naturalist's Agency, 1877)

The land-birds and game-birds of New England; with descriptions of the birds, their nests and eggs, their habits and notes, with illustrations - Minot, H. D. (Henry Davis), 1859 -1890 (Houghton, Mifflin, 1895)

The land-birds and game-birds of New England; with descriptions of the birds, their nests and eggs, their habits and notes ... - Minot, H. D. (Henry Davis), 1859 -1890 (Naturalist's agency, 1877)

The land-birds and game-birds of New England with descriptions of the birds, their nests and eggs, their habits and notes - Brewster, William, 1851 -1919 (Houghton, Mifflin, 1903)

The land-birds and game-birds of New England; with descriptions of the birds, their nests and eggs, their habits and notes ... - Minot, H. D. (Henry Davis), 1859 -1890 (Naturalist's Agency, 1877)

Land birds of the Pacific district - Belding, Lyman, 1829 -1917 (California Academy of Sciences, 1890)

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

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 North American birds, from the parrots to the grackles with special reference to their breeding habits and eggs - Smithsonian Institution (Smithsonian Institution, 1895)

Life histories of North American birds with special reference to their breeding habits and eggs, with twelve lithographic plates - Bendire, Charles, 1836 -1897 (Govt. print. off, 1892)

Life history studies of woodpeckers of eastern North America - Nuttall Ornithological Club. (Nuttall Ornithological Club, 1983)

Life zones and crop zones of New Mexico - Bailey, Vernon, 1864 -1942 (G.P.O, 1913)

A list of avian species for which the type locality is South Carolina - Wayne, Arthur Trezevant, 1863 -1930 (The Charleston Museum, 1917)

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

List of birds found in West Virginia - Brooks, Earl Amos, 1871 -1952 (Tribune Printing Co, 1909)

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)

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)

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 Minnesota - Hatch, P. L. (1881)

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 the West Indies, including the Bahama Islands and the Greater and Lesser Antilles, excepting the Islands of Tobago and Trinidad - Cory, Charles B. (Charles Barney), 1857 -1921 (Estes & Lauriat, 1885)

A list of the birds of the West Indies, including the Bahama Islands, and the Greater and Lesser Antilles, excepting the islands of Tobago and Trinidad - Cory, Charles B. (Charles Barney), 1857 -1921 (Estes & Lauriat, 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)

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, 1868)

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, 1896)

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)

Little brothers of the air - Miller, Harriet Mann, 1831 -1918 (Houghton, 1893)

Little brothers of the air - Miller, Harriet Mann, 1831 -1918 (Houghton, Mifflin & co, 1893)

Little brothers of the air - Miller, Harriet Mann, 1831 -1918 (Houghton, Mifflin and Company, 1892)

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

The locust plague in the United States: being more particularly a treatise on the Rocky Mountain locust or so-called grasshopper, as it occurs east of the Rocky Mountains, with practical recommendations for its destruction - Riley, Charles V. (Charles Valentine), 1843 -1895 (Rand, McNally & Co, 1877)

Madera y bosques - Instituto de Ecología, A C. (Instituto de Ecología, A C, 2008)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 2005)

Mammals of Mount Mazama, Oregon - Merriam, C. Hart (Clinton Hart), 1855 -1942 (1897)

The mammals of the Adirondack region, northeastern New York - Merriam, C. Hart (Clinton Hart), 1855 -1942 (Henry Holt and Co, 1886)

The mammals of the Adirondack region, northeastern New York : with an introductory chapter treating of the location and boundaries of the region, its geological history, topography, climate, general features, botany, and faunal position - Merriam, C. Hart (Clinton Hart), 1855 -1942 (Published by the author, 1884)

Mammals of the Mexican boundary of the United States. A descriptive catalogue of the species of mammals occurring in that region; with a general summary of the natural history, and a list of trees - Mearns, Edgar Alexander, 1856 -1916 (Govt. print. off, 1907)

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 Company, 1896)

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