Ornithologisches Jahrbuch (V. Tschusi, 1906)

Ornithologisches Jahrbuch (V. Tschusi, 1907)

Ornithologisches Jahrbuch (V. Tschusi, 1908)

Ornithologisches Jahrbuch (V. Tschusi, 1909)

Ornithologisches Jahrbuch (V. Tschusi, 1910)

Ornithologisches Jahrbuch (V. Tschusi, 1911)

Ornithologisches Jahrbuch (V. Tschusi, 1912)

Ornithologisches Jahrbuch (V. Tschusi, 1913)

Ornithologisches Jahrbuch (V. Tschusi, 1914)

Ornithologisches Jahrbuch (V. Tschusi, 1915)

Ornithologisches Jahrbuch (V. Tschusi, 1917)

The Ornithologist; a magazine of ornithology and oölogy First series - Swann, H. Kirke (Harry Kirke), 1871 -1926 (John Bale & Sons, 1896)

The ornithology of the Straits of Gibraltar - Irby, L. Howard (Leonard Howard Lloyd), 1836 -1905 (R.H. Porter, 1895)

The ornithology of the Straits of Gibraltar - Irby, L. Howard (Leonard Howard Lloyd), 1836 -1905 (R.H. Porter, 1875)

Ornitologia della Papuasia e delle Molucche - Salvadori, Tommaso, 1835 -1923 (G.B. Paravia, 1880)

Ornitologia della Papuasia e delle Molucche : parte prima-[terza] - Salvadori, Tommaso, 1835 -1923 (Stamperia reale G.B. Paravia e co. di I. Vigliardi, 1880)

Our country's birds and how to know them. A guide to all the birds of Great Britain - Gordon, W. J. (Simpkin, Marshall, Hamilton, Kent, 1892)

Our favourite song birds ; their habits, music, and characteristics - Dixon, Charles, 1858 -1926 (Lawrence and Bullen, 1897)

Our Irish song birds - Benson, Charles William, 1836 -1919 (Hodges, Figgis, 1886)

Our Irish song birds - Benson, Charles William, 1836 -1919 (Hodges, Figgis, 1917)

Our summer migrants. An account of the migratory birds which pass the summer in the British Islands - Harting, James Edmund, 1841 -1928 (S. Sonnenschein & co, 1901)

Our summer migrants. An account of the migratory birds which pass the summer in the British Islands - Harting, James Edmund, 1841 -1928 (Bickers and Son, 1875)

Palearctic Migratory Bird Survey, survey records, 1966-1973 : Egypt banding information (010-01779 to 010-02011), Fall 1968, PMS banding forms - National Museum of Natural History (U.S.) Palearctic Migratory Bird Survey (1968)

Palearctic Migratory Bird Survey, survey records, 1966-1973 : Egypt banding information (010-12610 to 010-14000; 010-14270 to 010-14278), Spring 1971, PMS banding forms - National Museum of Natural History (U.S.) Palearctic Migratory Bird Survey (1971)

Palearctic Migratory Bird Survey, survey records, 1966-1973 : Egypt specimens (5480 to 6070), 1968, PMS laboratory forms - National Museum of Natural History (U.S.) Palearctic Migratory Bird Survey (1968)

Palearctic Migratory Bird Survey, survey records, 1966-1973 : Cyprus banding information (CYS-226 to CYS-384; PH-7180 to PH-7250; PH-6701 to PH-6777; HK-64060 to HK-64996; BE-78598 to BE-78700; BE-77651 to BE-77702; CS-71793 to CS-71819; DS-51029 to DS-51048; DS-51500 to DS-51522), Spring 1968, PMS banding forms - National Museum of Natural History (U.S.) Palearctic Migratory Bird Survey (1968)

Palearctic Migratory Bird Survey, survey records, 1966-1973 : Egypt specimens (2910 to 3100), 1967 - National Museum of Natural History (U.S.) Palearctic Migratory Bird Survey (1967)

Palearctic Migratory Bird Survey, survey records, 1966-1973 : Egypt specimens (SI-001 to SI-429), 1967 - National Museum of Natural History (U.S.) Palearctic Migratory Bird Survey (1967)

Palearctic Migratory Bird Survey, survey records, 1966-1973 : Egypt banding information (DOA/Release), Spring 1971, PMS banding forms - Granger, J. S. (1971)

Palearctic Migratory Bird Survey, survey records, 1966-1973 : skeletons numeric list (1966)

Palearctic Migratory Bird Survey, survey records, 1966-1973 : Egypt specimens (4008 to 4933), 1968 - National Museum of Natural History (U.S.) Palearctic Migratory Bird Survey (1968)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1916)

Pamietnik Fizyjograficzny (Druk K. Kowalewskiego, 1918)

Pfarrer P. Blasius Hanf als Ornitholog. Dargestellt vorzüglich auf Grundlage der Schriften desselben - Schaffer, Alexander. (Im Selbstverlag der Benediktiner-Abtei, 1904)

Philippine birds - Du Pont, John E. (John Eleuthère), 1938 -2010 ([Delaware Museum of Natural History], 1971)

The Phoenix - Jennings, Michael C. (M.C. Jennings, 1988)

The Phoenix - Jennings, Michael C. (M.C. Jennings, 2009)

Pleistocene birds of the palearctic : a catalogue - Nuttall Ornithological Club. (Nuttall Ornithological Club, 1998)

Postilla - Peabody Museum of Natural History. (Peabody Museum of Natural History, 1959)

Postilla - Peabody Museum of Natural History. (Peabody Museum of Natural History, 1962)

A practical handbook of British birds - Witherby, H. F. (Harry Forbes), 1873 -1944 (Witherby, 1920)

A practical handbook of British birds - Witherby, H. F. (Harry Forbes), 1873 -1944 (Witherby, 1919)