The birds of North and Middle America : a descriptive catalogue of the higher groups, genera, species, and subspecies of birds known to occur in North America, from the Arctic lands to the Isthmus of Panama, the West Indies and other islands of the Caribbean sea, and the Galapagos Archipelago - Ridgway, Robert, 1850 -1929 (Govt. Print. Off, 1904)

Birds of North Carolina - Pearson, T. Gilbert (Thomas Gilbert), 1873 -1943 (Edwards & Broughton printing co., state printers, 1919)

The birds of Ohio; a revised catalogue - Jones, Lynds, 1865 -1951 (Academy of Science, 1903)

The birds of Ohio; a complete scientific and popular description of the 320 species of birds found in the state - Dawson, William Leon, 1873 -1928 (Wheaton Pub. Co, 1903)

The birds of Old English literature - Whitman, Charles Huntington, 1873 -1937 (1898)

Birds of Ontario - McIlwraith, Thomas, 1824 -1903 ([s.n.], 1903)

The birds of Ontario; being a concise account of every species of bird known to have been found in Ontario with a description of their nests and eggs and instructions for collecting birds and preparing and preserving skins, also directions how to form a collection of eggs - McIlwraith, Thomas. (T. F. Unwin, 1894)

The birds of Ontario; being a concise account of every species of bird known to have been found in Ontario, with a description of their nests and eggs, and instructions for collecting birds and preparing and preserving skins, also directions how to form a collection of eggs - McIlwraith, Thomas. (T. Fisher Unwin, 1894)

The birds of Ontario : being a list of birds observed in the province of Ontario, with an account of their habits, distribution, nests, eggs, &c - McIlwraith, Thomas, 1824 -1903 (Hamilton Association, 1886)

The birds of Ontario, being a list of birds observed in the province of Ontario, with an account of their habits, distribution, nests, eggs &c - McIlwraith, Thomas, 1824 -1903 (A. Lawson & co., printers, 1886)

The birds of Ontario, being a list of birds observed in the province of Ontario, with an account of their habits, distribution, nests, eggs &c - McIlwraith, Thomas. (A. Lawson & co., printers, 1886)

Birds of Oregon - Gabrielson, Ira Noel, 1889 -1977 (Pub. by Oregon State College through the O.S.C. Cooperative Association, 1940)

The birds of our country - Stewart, H. E. (Digby, Long & Co, 1898)

The birds of our country - Stewart, H. E. (Digby, Long, 1897)

The birds of our rambles : with a companion for the country - Dixon, Charles, 1858 -1926 (Chapman and Hall, 1891)

The birds of Oxfordshire - Aplin, O. V. (Oliver Vernon), 1858 -1940 (Clarendon Press, 1889)

The birds of Pembrokeshire and its islands - Mathew, Murray A. (R.H. Porter, 1894)

Birds of Porto Rico - Wetmore, Alexander, 1886 -1978 (U.S. Dept. of Agriculture, 1916)

The birds of Shakespeare - Harting, James Edmund, 1841 -1928 (J. Van Voorst, 1871)

The birds of Shakespeare; critically examined, explained, and illustrated - Harting, James Edmund, 1841 -1928 (John Van Voorst, 1871)

The birds of Sherwood Forest : with notes on their habits, nesting, migrations, etc., being a contribution to the natural history of the country - Sterland, W. J. (L. Reeve & Co, 1869)

The birds of Shetland: with observations on their habits, migration, and occasional appearance - Saxby, Stephen H. (Maclachlan & Stewart, 1874)

The birds of Shoal Lake, Manitoba - Taverner, P. A. (Percy Algernon), 1875 -1947 (s.n, 1919)

The birds of Somersetshire - Smith, Cecil, 1826 -1890 (John van Voorst, 1869)

The birds of South Africa - Sclater, William Lutley, 1863 -1944 (R. H. Porter, 1900)

The birds of South Africa - Sharpe, Richard Bowdler, 1847 -1909 (Bernard Quaritch, 1875)

The birds of South Africa : a descriptive catalogue of all the known species occurring south of the 28th parallel of south latitude - Layard, Edgar Leopold, 1824 -1900 (Juta, 1867)

The birds of Sussex - Borrer, William, 1814 -1898 (R.H. Porter, 1891)

Birds of Swope park in the heart of America, Kansas City, Mo - Shirling, Albert E. (McIndoo publishing company, 1920)

The birds of the Assyrian monuments and records - Houghton, W. (William), 1828 -1895 (1884)

Birds of the British Empire - Greene, W. T. (William Thomas) (Imperial Press, 1898)

The birds of the British Isles and their eggs. First series, Comprising families Corvidae to Sulidae - Coward, T. A. (Thomas Alfred), 1867 -1933 (F. Warne, 1919)

Birds of the British Isles - Duncan, John, of Newcastle upon Tyne. (W. Scott, 1898)

The birds of the Cambridge region of Massachusetts - Brewster, William, 1851 -1919 (The Club, 1906)

The birds of the Chicago area - Woodruff, Frank Morley (Jennings and Graham], 1907)

The birds of the Chicago area - Woodruff, Frank Morley (Printed by Jennings and Graham], 1907)

Birds of the Chukchi Peninsula and Wrangel Island = (Ptitsy Chukotskogo poluostrova i ostrova Vrangelya) - Portenko, L. A. (Leonid Aleksandrovich), 1896 -1972 (Published for the Smithsonian Institution and the National Science Foundation, Washington, D.C., by Amerind Pub. Co, 1989)

Birds of the Colorado valley ... scientific and popular information concerning North American ornithology - Coues, Elliott, 1842 -1899 (Govt. Print. Off, 1878)

Birds of the Colorado valley ... scientific and popular information concerning North American ornithology - Coues, Elliott, 1842 -1899 (Gov't print. off, 1878)

The birds of the district of Geelong, Australia - Belcher, Charles Frederic 1876 -1970 (W. J. Griffiths, 1914)

Birds of the Harold Hall Australian Expeditions, 1962-1970 : a report on the collections made for the British Museum (Natural History) - Hall, B. P. (Beryl Patricia) (Trustees of the British Museum, 1974)

Birds of the Huachuca mountains, Arizona - Swarth, Harry S. (Harry Schelwald), 1878 -1935 (The Club, 1904)

Birds of the Humber District - Cordeaux, John. (Van Voorst, 1872)

Birds of the Indian hills - Dewar, Douglas, 1875 -1957 (John Lane, 1915)

The birds of the Japanese Empire - Seebohm, Henry, 1832 -1895 (R. H. Porter, 1890)

Birds of the Kansas City region - Harris, Harry, 1878 - (Academy of Sciences of St. Louis], 1919)

Birds of the Kansas City region - Harris, Harry, 1878 - (1919)