Allgemeines Polyglotten-Lexicon der Naturgeschichte mit erklaerenden Anmerkungen - Nemnich, Philipp Andreas, 1764 -1822 (Nemnich, 1793)

Alphabetisches Verzeichnis der bisher bekannten Schmetterlinge aus allen Welttheilen mit ihren Synonymen - Jung, Conrad Christoph, 1816 (Knenlein, 1792)

Alphabetisches Verzeichnis der bisher bekannten Schmetterlinge aus allen Welttheilen mit ihren Synonymen - Jung, Conrad Christoph, 1816 (Knenlein, 1791)

Alpina, Winterthur (1806)

Alpina, Winterthur (1808)

American birds studied and photographed from life - Finley, William L. (William Lovell), 1876 -1953 (C. Scribner's Sons, 1907)

American birds, studied and photographed from life - Finley, William L. (William Lovell), 1876 -1953 (C. Scribner's sons, 1907)

The American farmer's encyclopedia and dictionary of rural affairs : embracing all the most recent discoveries in agricultural chemistry - Emerson, G. (Gouverneur), 1796 -1874 (Carey and Hart, 1844)

The American farmer's encyclopedia : embracing all the recent discoveries in agricultural chemistry, and the use of mineral, vegetable and animal manures, with descriptions and figures of American insects, injurious to vegetation. Being a complete guide for the cultivation of every variety of garden and field crops. Illustrated by numerous engravings of grasses, grains, animals, implements, insects, etc - Emerson, G. (Gouverneur), 1796 -1874 (A.O. Moore, Agricultural Book Publisher, 1858)

The American farmer's encyclopedia; embracing all the recent discoveries in agricultural chemistry - Emerson, G. (Gouverneur), 1796 -1874 (A. O. Moore, 1858)

American forestry - American Forestry Association. (American Forestry Association, 1919)

The American geologist - Winchell, N. H. 1839 -1914 (Geological Pub. Co. [etc.], 1904)

The American journal of science and arts - Silliman, Benjamin, 1779 -1864 (S. Converse, 1836)

The American journal of science and arts - Silliman, Benjamin, 1779 -1864 (S. Converse, 1843)

The American journal of science and arts - Silliman, Benjamin, 1779 -1864 (S. Converse, 1862)

The American journal of science and arts - Silliman, Benjamin, 1779 -1864 (S. Converse, 1869)

The American Museum journal - American Museum of Natural History (American Museum of Natural History, 1906)

American Museum novitates - American Museum of Natural History (American Museum of Natural History, 1921)

The American natural history : a foundation of useful knowledge of the higher animals of North America - Beard, J. Carter (James, Carter), 1837 -1913 (G. Newnes, 1904)

The American natural history; a foundation of useful knowledge of the higher animals of North America - Hornaday, William T. (William Temple), 1854 -1937 (C. Scribner's Sons, 1904)

The American natural history : a foundation of useful knowledge of the higher animals of North America - Hornaday, William T. (William Temple), 1854 -1937 (C. Scribner, 1906)

The American natural history; a foundation of useful knowledge of the higher animals of North America - Hornaday, William T. (William Temple), 1854 -1937 (C. Scribner's Sons, 1914)

The American natural history : a foundation of useful knowledge of the higher animals of North America - Hornaday, William T. (William Temple), 1854 -1937 (C. Scribner's sons, 1914)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1868)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1871)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1872)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1878)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1887)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1892)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1893)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1894)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1913)

American ornithology - Richardson, John, Sir, 1787 -1865 (s.n, 1839)

American ornithology, for home and school - Reed, Chester A. (Chester Albert), 1876 -1912 (Charles K. Reed], 1905)

American ornithology; or, The natural history of birds inhabiting the United States, not given by Wilson - Bonaparte, Charles-Lucien, 1803 -1857 (Carey, Lea & Carey, 1825)

American ornithology; or, The natural history of birds inhabiting the United States, not given by Wilson - Bonaparte, Charles-Lucien, 1803 -1857 (Carey, Lea & Carey, 1828)

American ornithology : or, The natural history of the birds of the United States - Baird, Spencer Fullerton, 1823 -1887 (Porter and Coates, 1870)

American ornithology; or, the natural history of the birds of the United States - Bonaparte, Charles-Lucien, 1803 -1857 (Porter & Coates, 1878)

American ornithology, or, The natural history of the birds of the United States : illustrated with plates, engraved and colored from original drawings from nature - Baird, Spencer Fullerton, 1823 -1887 (Porter & Coates, 1871)

American ornithology; or, The natural history of the birds of the United States... By ALexander Wilson. With a sketch of the author's life, by George Ord, F. L. S. & c - Ord, George, 1781 -1866 (Harrison Hall, 1828)

American ornithology, or, The natural history of the birds of the United States : illustrated with plates engraved and colored from original drawings taken from nature - Ord, George, 1781 -1866 (Published by Bradford and Inskeep, Printed by Robert Carr, 1808)

American ornithology, or, The natural history of the birds of the United States - Bonaparte, Charles-Lucien, 1803 -1857 (Cassell, Petter & Galpin, 1880)

American ornithology, or, The natural history of the birds of the United States : illustrated with plates engraved from drawings from nature - Baird, Spencer Fullerton, 1823 -1887 (Porter & Coates, 1878)

American ornithology, or, The natural history of the birds of the United States - Ord, George, 1781 -1866 (Whittaker, Treacher & Arnot, 1832)

American ornithology; or, The natural history of the birds of the United States - Bonaparte, Charles-Lucien, 1803 -1857 (Cassell, Petter & Galpin, 1870)

American ornithology, or, The natural history of the birds of the United States : illustrated with plates engraved and colored from original drawings taken from nature - Ord, George, 1781 -1866 (Published by Bradford and Inskeep, Printed by Robert Carr, 1811)

American ornithology, or, The natural history of the birds of the United States : illustrated with plates engraved and colored from original drawings taken from nature - Ord, George, 1781 -1866 (Published by Bradford and Inskeep, Printed by Robert Carr, 1812)