The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1915)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1911)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1912)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1913)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1917)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1918)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1919)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1920)

Aus de Wanderjahren eines Naturforschers. Reisen und Forschungen in Afrika, Asien und Amerika ... Meist ornithologischen Studien - Hartert, Ernst, 1859 -1933 (R. Friedländer & Sohn [etc.], 1901)

Aus der Heimat des Kanarienvogels. Schilderung des Kanarischen Inseln und ihrer Vogelwelt - Floericke, Kurt, 1869 -1934 (Selbstverlag der Bersassers, 1905)

Aus der Heimath - Rossmässler, E. A. (Emil Adolf), 1806 -1867 (C. Flemming, 1864)

[Austin Rand's journal, 3rd Archbold Expedition to New Guinea] - American Museum of Natural History (1938)

Austral avian record; a scientific journal devoted primarily to the study of the Australian avifauna - Mathews, Gregory Macalister Gregory Macalister 1876 -1949 (Witherby, 1913)

Austral avian record; a scientific journal devoted primarily to the study of the Australian avifauna - Mathews, Gregory Macalister Gregory Macalister 1876 -1949 (Witherby, 1912)

Austral avian record; a scientific journal devoted primarily to the study of the Australian avifauna - Mathews, Gregory Macalister Gregory Macalister 1876 -1949 (Witherby, 1915)

Austral avian record; a scientific journal devoted primarily to the study of the Australian avifauna - Mathews, Gregory Macalister Gregory Macalister 1876 -1949 (Witherby, 1918)

Austral avian record; a scientific journal devoted primarily to the study of the Australian avifauna - Mathews, Gregory Macalister Gregory Macalister 1876 -1949 (Witherby, 1917)

Austral avian record; a scientific journal devoted primarily to the study of the Australian avifauna - Mathews, Gregory Macalister Gregory Macalister 1876 -1949 (Witherby, 1920)

Austral avian record; a scientific journal devoted primarily to the study of the Australian avifauna - Mathews, Gregory Macalister Gregory Macalister 1876 -1949 (Witherby, 1922)

An Australian bird book; a pocket book for field use - Leach, J. A. (John Albert), 1870 -1929 (Whitcombe & Tombs, 1912)

An Australian bird book : a pocket book for field use - Leach, J. A. (John Albert), 1870 -1929 (Whitcombe & Tombs, 1918)

Aves da Peninsula Iberica e especialmente de Portugal - Paulino d'Oliveira, M. (Imprensa da universidade, 1896)

Aves de la Isla de Cuba - Lembeye, Juan. (Imprenta del Tiempo, 1850)

Aves Hungariae : enumeratio systematica avium Hungariæ cum notis brevibus biologicis, locis inventionis virorumque a quibus oriuntur - Frivaldszky, János, 1822 -1895 (Typis Societatis Frankli, 1891)

Aves polynesiae : a catalogue of the birds of the Polynesian subregion - Wiglesworth, Lionel W. (Lionel William), 1865 -1901 (R. Friedlaender & Sohn, 1891)

Avicula giornale ornitologico italiano (Agenzia del Giornale, 1897)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1902)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1903)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1909)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1915)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1917)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1928)

Avifauna italica. Elenco delle specie di uccelli stazionarie o di passaggio in Italia, colla loro sinonimia volgare e con notizie più specialmente intorno alle migrazioni ed alla nidificazione - Giglioli, Enrico Hillyer, 1845 -1909 (Coi tipi dei successori Le Monnier, 1886)

Avifauna italica : nuovo elenco sistematico delle specie di uccelli stazionarie, di passaggio o di accidentale comparsa in Italia - Giglioli, Enrico Hillyer, 1845 -1909 (Ufficino ornitologico, 1907)

Avifauna Macedonica : die ornithologischen Ergenisse der Forschungsreisen, unternommen nach Mazedonien durch Prof. Dr. Doflein und Prof. L. Müller ... in den Jahren 1917 und 1918 - Stresemann, Erwin, 1889 -1972 (Dultz & co, 1920)

The avifauna of British India and its dependencies : a systematic account, with descriptions of all the known species of birds inhabiting British India, observations on their habits, nidification, &c., tables of their geographical distribution in Persia, Beloochistan, Afghanistan, Sind, Punjab, N.W. provinces, and the peninsular of India generally - Murray, James A., F.S.A.L. (Trübner, 1888)

The avifauna of Laysan and the neighbouring islands : with a complete history to date of the birds of the Hawaiian possessions - Rothschild, Lionel Walter Rothschild, Baron, 1868 -1937 (R.H. Porter, 1893)

The avifauna of Louisiana, with an annotated list of the birds of the State - Beyer, George E. (George Eugene), 1861 -1926 (1900)

Avifauna of the Eastern Highlands of New Guinea - Diamond, Jared M. ([Nuttall Ornithological Club], 1972)

Avium species novae, quas in itinere per Brasiliam annis MDCCCXVII-MDCCCXX - Spix, Johann Baptist von, 1781 -1826 (Typis Franc. Seraph. Hübschmanni, 1825)

Avium systema naturale. Das natürliche system der vögel mit hundert tafeln grösstentheils original-abbildungen der bis jetzt entdecken fast zwölfhundert typischen formen. Vorlaüfer einer iconographie der arten der vögel aller welttheile ... - Reichenbach, H. G. Ludwig (Heinrich Gottlieb Ludwig), 1793 -1879 (Expedition der vollständigsten naturgeschichte, 1850)

Avivm genera - Moehring, Paul Heinrich Gerhard, 1710 -1792 (apvd G.G. Rvmp, 1752)

Balkanvögel : ein ornithologisches Tagebuch - Gengler, Josef, 1863 -1931 (H.A. Pierer, 1920)

Barton's Fragments of the natural history of Pennsylvania - Salvin, Osbert, 1835 -1898 ([Printed by Taylor and Francis], 1883)

Der Bau der Vögel - Marshall, William, 1845 -1907 (J.J. Weber, 1895)

The Beagle. Supplement - Northern Territory Museum of Arts; Sciences (Northern Territory Museum of Arts and Sciences, 2009)

Beeton's Dictionary of natural history : a comprehensive cyclopaedia of the animal kingdom : containing upwards of two thousand complete and distinct articles - Beeton, Samuel Orchart, 1831 -1877 (Ward, Lock and Co, 1884)

Beiträge zu einer Malacozoologia rossica - Middendorff, Alexander Theodor von, 1815 -1894 (Kaiserlichen Akademie der Wissenschaften, 1847)

Beiträge zur Vogelfauna der Mark Brandenburg. Materialen zu einer Ornithologie der norddeutschen Tiefebene auf Grund eigener Beobachtungen und darauf gegründeter Studien - Schalow, Herman, 1852 -1925 (Deutsche ornithologische Gesellschaft, 1919)

Beitraege zur Ornithologie Griechenlands - Mühle, Heinrich Karl Leopold, Graf von der, 1810 -1855 (E. Fleischer, 1844)

Beitrag zur fauna Centralpolynesiens. Ornithologie der Viti-, Samoa- und Tonga-inseln - Hartlaub, Gustav, 1814 -1900 (H. W. Schmidt, 1867)

Beitrag zur Kenntnis der Vogelwelt Islands - Hantzsch, Bernhard Adolph, 1875 -1911 (R. Friedler & Sohn, 1905)

[1.]-2. Beitrag zur Ornithologie Westafrica's - Hartlaub, Gustav, 1814 -1900 (J.A. Meissner, 1850)

Beiträge zur Naturgeschichte von Brasilien - Wied, Maximilian, Prinz von, 1782 -1867 (Im Verlage des Landes-Industrie-Comptoirs, 1830)

Beiträge zur Naturgeschichte von Brasilien - Wied, Maximilian, Prinz von, 1782 -1867 (Im Verlage des Landes-Industrie-Comptoirs, 1833)

Beiträge zur Naturgeschichte von Brasilien - Wied, Maximilian, Prinz von, 1782 -1867 (Im Verlage des Landes-Industrie-Comptoirs, 1832)

Beiträge zur Rheinischen Naturgeschichte - Gesellschaft für Beforderung der Naturwissenschaften zu Freiburg i.B. (Herder'sche Verlagshandlung, 1849)