The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1888)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1889)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1890)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1891)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1893)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1894)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1895)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1897)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1899)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1876)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1901)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1902)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1904)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1905)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1906)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1907)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1908)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1909)

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

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1914)

The Auk - American Ornithologists' Union. (American Ornithologists' Union, etc, 1916)

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)

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)

The Australian zoologist - Royal Zoological Society of New South Wales. (Royal Zoological Society of New South Wales, 1968)

Autumn 1901 : bulbs, plants, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Schlegel & Fottler, 1901)

Autumn 1902 : bulbs plants and seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (A.W. Livingston's Sons, 1902)

Autumn 1902 : bulbs, plants, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Schlegel & Fottler, 1902)

Autumn 1912 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thos. J. Grey Co, 1912)

Autumn [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1914)

Autumn [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1913)

Autumn [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1911)

Autumn catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink and Atkins, 1917)

Autumn [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1912)

Autumn catalog 1910 : bulbs, roses, trees, shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Seed Co, 1910)

Autumn catalog 1911 : bulbs, roses, fruit and ornamental trees, berry plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Portland Seed Co, 1911)

Autumn catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Livingston Seed Co, 1907)

Autumn catalogue 1921 : high grade bulbs, trees, flowering shrubs, pot grown strawberries and sundries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Joseph Breck & Sons, Corporation, 1921)

Autumn catalogue of bulbs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Vick & Hill Co, 1905)

Autumn catalogue of bulbs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Vick & Hill Co, 1904)

Autumn catalogue of bulbs and small fruits - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.W. Rawson & Co, 1899)

Autumn catalogue of bulbs, seeds and plants : 1901 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.W. Rawson & Co, 1901)

Autumn planting 1913 : plants, bulbs and seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Crosman Bros. Co, 1913)

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

Aves de México : lista actualizada de especies y nombres comunes 2015 - Gómez de Silva, Héctor (Comisión Nacional para el Conocimiento y Uso de la Biodiversidad (CONABIO), 2015)

Aves Frisicæ - Heerkens, Gerard Nicolaas, 1726 -1801 (apud C.R. Hake, 1787)

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

Avicula giornale ornitologico italiano (Agenzia del Giornale, 1897)

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

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1910)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1925)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1994)

The Avicultural magazine - Avicultural Society. (Avicultural Society, etc, 1999)

Avifauna der provinz Schlesien Lft. 1-2 - Floericke, Kurt, 1869 -1934 (Universitäts-Buchdruckerei (C.L. Pfeil), 1892)

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)

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)

Bacteria in relation to plant diseases - Smith, Erwin F. (Erwin Frink), 1854 -1927 (Carnegie Institution of Washington, 1911)

Bacteria in relation to plant diseases - Smith, Erwin F. (Erwin Frink), 1854 -1927 (Carnegie institution of Washington, 1905)

The balance of nature and modern conditions of cultivation : a practical manual of animal foes and friends for the country gentleman, the farmer, the forester, the gardener, and the sportsman - Abbey, George, 1836 -1917 (G. Routledge & Sons, 1909)

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

The Barnum-Bailey illustrated hand-book of natural history. A useful, accurate, entertaining and correctly pictured description of rare wild beasts and birds from every land, and represented by the most perfect living specimens, in the stupendous menageries of the greatest show on earth. With an added sketch of the life and death of Jumbo - Barnum; Bailey Co. (Courier Co, 1899)

[Barr & Sugden materials] - Barr & Son (London, England) (1898)

[Barr & Sugden materials] - Barr & Son (London, England) (1895)

[Barr & Sugden materials] - Barr & Son (London, England) (1886)

[Barr & Sugden materials] - Barr & Son (London, England) (1867)

[Barr & Sugden materials] - Barr & Son (London, England) (1866)

[Barr & Sugden materials] - Barr & Son (London, England) (1880)

[Barr & Sugden materials] - Barr & Son (London, England) (1883)

[Barr & Sugden materials] - Barr & Son (London, England) (1885)

[Barr & Sugden materials] - Barr & Son (London, England) (1909)

[Barr & Sugden materials] - Barr & Son (London, England) (1882)

[Barr & Sugden materials] - Barr & Son (London, England) (1881)

[Barr & Sugden materials] - Barr & Son (London, England) (1869)

[Barr & Sugden materials] - Barr & Son (London, England) (1913)

[Barr & Sugden materials] - Barr & Son (London, England) (1887)

[Barr & Sugden materials] - Barr & Son (London, England) (1912)

[Barr & Sugden materials] - Barr & Son (London, England) (1900)

[Barr & Sugden materials] - Barr & Son (London, England) (1884)

[Barr & Sugden materials] - Barr & Son (London, England) (1888)

[Barr & Sugden materials] - Barr & Son (London, England) (1889)

[Barr & Sugden materials] - Barr & Son (London, England) (1890)

[Barr & Sugden materials] - Barr & Son (London, England) (1892)

[Barr & Sugden materials] - Barr & Son (London, England) (1894)

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

The beauties of nature and the wonders of the world we live in - Lubbock, John, Sir, 1834 -1913 (Macmillan and Co, 1892)

The beauties of nature and the wonders of the world we live in - Lubbock, John, Sir, 1834 -1913 (Macmillan and Co, 1893)

Beautiful gardens at moderate cost - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Schenley Gardens, 1927)

Beautiful gardens at moderate cost - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Schenley Gardens, 1930)

Beckert's autumn list of bulbs : 1899 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W. C. Beckert, 1900)