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

Birds of Pennsylvania. Provisional list, including natives, permanent residents, winter residents, spring and fall migrants, occasional visitants and "stragglers" or accidental visitants - Warren, Benjamin Harry, 1858 -1926

The birds of Rhode Island - Howe, Reginald Heber, Jr. 1875 -1932 (1899)

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

The birds of Siberia; a record of a naturalist's visits to the valleys of the Petchora and Yenesei - Seebohm, Henry, 1832 -1895 (J. Murray, 1901)

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, 1906)

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 South America - Swann, H. Kirke (Harry Kirke), 1871 -1926 (R. H. Porter [etc, 1912)

Birds of South Carolina - Wayne, Arthur Trezevant, 1863 -1930 ([The Daggett Printing Co.], 1910)

Birds of South Dakota - Thoms, Craig S. (Craig Sharp), 1860 -1945 (University of South Dakota, 1920)

The birds of St. Vincent - Clark, Austin Hobart, 1880 -1954 (1904)

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

The birds of the Bahama Islands : containing many birds new to the Islands, and a number of undescribed winter plumages of North American birds - Cory, Charles B. (Charles Barney), 1857 -1921 (Estes & Lauriat, 1890)

Birds of the Bahama islands; containing many birds new to the islands, and a number of undescribed winter plumages of North American species - Cory, Charles B. (Charles Barney), 1857 -1921 (The author, 1880)

The birds of the Bermudas - Reid, Savile Grey, 1845 -1915 (Bermuda, Printed at the Royal Gazette Office, 1883)

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

The birds of the British Isles and their eggs Second series Comprising families Anatidae to Tetraonidae - Coward, T. A. (Thomas Alfred), 1867 -1933 (F. Warne, 1920)

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

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

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 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 Connecticut valley in Massachusetts - Colburn, William W. (Clark W. Bryan, printer, 1891)

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 Hawaiian Islands; being a complete list of the birds of the Hawaiian possessions, with notes on their habits - Henshaw, Henry W. (Henry Wetherbee), 1850 -1930 (H. T., T. G. Thrum, 1902)

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

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

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

The birds of the Ligonier Valley - Leberman, Robert C. (Carnegie Museum of Natural History, 1976)

Birds of the Marshall Field Peruvian Expedition, 1922-1923 - Zimmer, John T. (John Todd), 1889 -1957 (1930)

Birds of the Northwest: a hand-book of the ornithology of the region drained by the Missouri River and its tributaries - Coues, Elliott, 1842 -1899 (Govt. Print. Off, 1874)