Escritos científicos : ciencias naturales Argentinas - Muñiz, Francisco Javier, 1795 -1871 (La Cultura Argentina, 1916)

Escursión botánica hecha de órden del supremo gobierno en setiembre de 1885 a la provincia de Atacama - Philippi, Federico, 1838 -1910 (Impr. Nacional, 1886)

Esquisses ornithologiques : descriptions et figures d'oiseaux nouveaux ou peu connus - Severeyns, G., (A. Vandale, 1845)

El estado de Oaxaca y sus recursos naturales - Conzatti, Cassiano, 1862 -1951 (Mercurio, 1920)

El estudio - Instituto Médico Nacional (Mexico) (Instituto Médico Nacional, 1890)

El estudio - Instituto Médico Nacional (Mexico) (Instituto Médico Nacional, 1893)

El estudio - Instituto Médico Nacional (Mexico) (Instituto Médico Nacional, 1889)

Estudios españoles. Los trabajos geográficos de la Casa de contratación - Puente y Olea, Manuel de la, 1910 (Escuela tipográfica y Librería Salesianas, 1900)

Estudios sobre la flora de las islas de Juan Fernandez - Johow, Friedrich, 1859 - (Imprenta Cervantes, 1896)

Estudios sobre la flora de Puerto-Rico - Stahl, A. (Agustín), 1842 -1917 (Tip. de El Asimilista, 1883)

"Every bird;" a guide to the identification of the birds of woodland, beach and ocean. With one hundred and twenty-four line illustrations - Howe, Reginald Heber, Jr. 1875 -1932 (B. Whidden, 1896)

Evolution of the colors of North American land birds - Keeler, Charles, 1871 -1937 (Academy of Sciences, 1893)

Evolution of the colors of North American land birds - Keeler, Charles, 1871 -1937 (California Academy of Sciences, 1893)

Evolution of the colors of North American Land Birds - Keeler, Charles, 1871 -1937 (California academy of sciences, 1893)

Expedición Austral Argentina. Informes preliminares presentados a S.S.E.E. los Ministros del Interior y de Guerra y Marina de la República Argentina - Bove, Giacomo. (Imp. del Departamento Nacional de Agricultura, 1883)

Experiment station record - United States. Office of Experiment Stations. (G.P.O, 1897)

Exploraciones zoológicas efectuadas en el Valle del Rio Naranjo en el año de 1893 : aves - Cherrie, George Kruck, 1865 -1946 (Tip. Nacional, 1895)

Facts relating to the history of Groton, Massachusetts - Green, Samuel A. (Samuel Abbott), 1830 -1918 (J. Wilson and Son], 1912)

Fauna of New England, 11 : list of the aves - Allen, Glover M. (Glover Morrill), 1879 -1942 (Society of Natural History, 1909)

Fauna of New England - Allen, Glover M. (Glover Morrill), 1879 -1942 (Society of Natural History, 1909)

Fauna of New England. List of the Araneida. 9 - Bryant, Elizabeth B. (Elizabeth Bangs), 1875 -1953 (For Society, 1909)

Faune belge. 1re partie, Indication méthodique des mammifères, oiseaux, reptiles et poissons observés jusqu'ici en Belgique - Sélys-Longchamps, Michel-Edmond, baron de, 1813 -1900 (H. Dessain, 1842)

Field journal, specimen lists, and miscellaneous notes, Fort Verde, Arizona, and Fort Snelling, Minnesota, 1888-1891 - Mearns, Edgar Alexander, 1856 -1916 (1888)

Fieldiana. Zoology - Field Museum of Natural History. (Chicago Natural History Museum, 1993)

Final report of the state geologist. Vol.II, pt.2 Zoology - New Jersey Geological Survey. (The Survey, 1890)

Final report. v. 1-8 - New Jersey Geological Survey. (1917)

A first book upon the birds of Oregon and Washington; a pocket guide and pupil's assistant in a study of most of the land birds and a few of the water birds of these states - Lord, William Rogers, 1847 -1916 (W. R. Lord, 1901)

First report : accompanied with Notes on the birds of Minnesota, by P. L. Hatch - Geological; Natural History Survey of Minnesota. (1892)

First report of the state zoo¨logist : accompanied with Notes on the birds of Minnesota - Hatch, P. L. (Geological and Natural History Survey of Minnesota, 1892)

Flora de Filipinas :segun el sistema sexual de Linneo - Sanchez, D. Miguel. (Impr. de M. Sanchez, 1845)

Flowers and insects : contributions to an account of the ecological relations of the entomophilous flora and the anthophilous insect fauna of the neighborhood of Carlinville, Illinois, 1889-1896 - Robertson, Charles, 1858 - (1896)

Forest and stream ([Forest and Stream Publishing Co.], 1889)

Forest and stream ([Forest and Stream Publishing Co.], 1896)

Die fremdländischen Stubenvögel ; ihre Naturgeschichte, Pflege, und Zucht - Russ, Karl, 1833 -1899 (Carl Rümpler, 1879)

Die fremdländischen Stubenvögel ; ihre Naturgeschichte, Pflege, und Zucht - Russ, Karl, 1833 -1899 (Carl Rümpler, 1888)

Fresh fields - Burroughs, John, 1837 -1921 (Houghton, Mifflin, 1895)

Fresh fields - Burroughs, John, 1837 -1921 (Houghton, Mifflin, 1896)

Further notes on the birds of Colorado - Cooke, Wells W. (Wells Woodbridge), 1858 -1916 (1898)

La galerie des oiseaux - Jardin du roi (France) (Carpentier-Méricourt, 1834)

La galerie des oiseaux - Oudart, P. L. (Paul Louis), 1796 -1860 (Constant-Chantpie, 1825)

Game of British Columbia : with a list of birds and mammals - British Columbia. Bureau of Provincial Information. (Printed by R. Wolfenden, Printer to the King's Most Excellent Majesty, 1903)

The Garden: an illustrated weekly journal of gardening in all its branches (1897)

Garden and forest; a journal of horticulture, landscape art and forestry - Sargent, Charles Sprague, 1841 -1927 (The Garden and forest publishing co, 1895)

The gardener's magazine and register of rural & domestic improvement - Loudon, J. C. (John Claudius), 1783 -1843 (Longman, Rees, Orme, Brown and Green, 1831)

The Gardeners' chronicle :a weekly illustrated journal of horticulture and allied subjects ([Gardeners Chronicle], 1919)

Gayana. Botánica - Universidad de Concepción. Instituto Central de Biología. (Instituto Central de Biología, Universidad de Concepción, 1977)

Gayana. Zoología - Universidad de Concepción. Instituto Central de Biología. (Universidad de Concepción, Instituto de Biología, 1988)

Gefangene Vögel : mit Baldamus ... [et al.] und anderen bewährten Vogelwirten des In-und Auslandes - Brehm, Alfred Edmund, 1829 -1884 (C.F. Winter'sche Verlagshandlung, 1872)

Die Gefiederte Welt (VFV Verbands- und Fachschriftenverlag GmbH & Co. [etc.], 1888)

Die Gefiederte Welt (VFV Verbands- und Fachschriftenverlag GmbH & Co. [etc.], 1891)

Die Gefiederte Welt (VFV Verbands- und Fachschriftenverlag GmbH & Co. [etc.], 1917)

The genera and species of Mallophaga - Harrison, Launcelot. (Cambridge University Press, 1916)

Genera insectorum - Wytsman, P. (Philogène) 1866 -1925 (L. Desmet-Verteneuil [etc.], 1908)

Genera insectorum - Wytsman, P. (Philogène) 1866 -1925 (L. Desmet-Verteneuil [etc.], 1902)

A general history of birds - Latham, John, 1740 -1837 (Printed by Jacob and Johnson, for the author : sold in London by G. and W.B. Whittaker ... [and 3 others], 1821)

A general history of birds - Latham, John, 1740 -1837 (Printed by Jacob and Johnson, for the author : sold in London by G. and W.B. Whittaker ... [and 3 others], 1822)

Geografía de la isla de Cuba - Pichardo y Tapia, Estéban, 1799 -1879 (D.M. Soler, 1854)

George Henry Falkiner Nuttall and the Nuttall tick catalogue - Nuttall, George Henry Falkiner, 1862 -1937 (U.S. Dept. of Agriculture, Agricultural Research Service, 1985)

Gleanings from nature - Jacobs, Joseph Warren, 1868 -1947 (Independent Book & Job Office, 1898)

The great North-west and the great lake region of North America - Fountain, Paul. (Longmans, Green, and co, 1904)

The great North-West and the Great Lake region of North America - Fountain, Paul (Longmans, Green, 1904)

Guatemala, 1936 : travel notes, expense records, photographs, reference materials, and memorabilia - Wetmore, Alexander, 1886 -1978 (1936)

Guide to taxidermy - Reed, Chester A. (Chester Albert), 1876 -1912 (C.K. Reed, 1914)

The gypsy moth. Porthetria dispar (Linn.). A report of the work of destroying the insect in the commonwealth of Massachusetts, together with an account of its history and habits both in Massachusetts and Europe - Fernald, C. H. (Charles Henry), 1838 -1921 (Wright & Potter Printing Co, 1896)

Hand-list of genera and species of birds : distinguishing those contained in the British Museum - Gray, George Robert, 1808 -1872 (printed by order of the Trustees, 1870)

Hand-list of genera and species of birds : distinguishing those contained in the British Museum - Gray, George Robert, 1808 -1872 (printed by order of the Trustees, 1871)

Hand-list of genera and species of birds : distinguishing those contained in the British Museum - Gray, George Robert, 1808 -1872 (printed by order of the Trustees, 1902)

Hand-list of genera and species of birds : distinguishing those contained in the British Museum - Gray, George Robert, 1808 -1872 (printed by order of the Trustees, 1869)

Handbook of birds of eastern North America - Chapman, Frank M. (Frank Michler), 1864 -1945 (Appleton, 1907)

Handbook of birds of eastern North America - Chapman, Frank M. (Frank Michler), 1864 -1945 (D. Appleton, 1904)

Handbook of birds of eastern North America - Chapman, Frank M. (Frank Michler), 1864 -1945 (D. Appleton and Company, 1896)

Handbook of birds of eastern North America : with keys to the species, and descriptions of their plumages, nests and eggs, their distribution and migrations ... - Chapman, Frank M. (Frank Michler), 1864 -1945 (D. Appleton, 1898)

Handbook of birds of eastern North America, with keys to the species and descriptions of their plumages, nests, and eggs ... - Chapman, Frank M. (Frank Michler), 1864 -1945 (D. Appleton and Company, 1902)

Handbook of birds of eastern North America, with keys to the species and descriptions of their plumages, nests, and eggs ... - Chapman, Frank M. (Frank Michler), 1864 -1945 (D. Appleton and company, 1903)

Handbook of birds of eastern North America, with keys to the species and descriptions of their plumages, nests, and eggs ... - Chapman, Frank M. (Frank Michler), 1864 -1945 (D. Appleton and Co, 1901)

Handbook of birds of eastern North America, with keys to the species, and descriptions of their plumages, nests, and eggs, their distribution and migrations ... - Chapman, Frank M. (Frank Michler), 1864 -1945 (D. Appleton and Co, 1895)

Handbook of birds of eastern North America, with keys to the species and descriptions of their plumages, nests, and eggs - Chapman, Frank M. (Frank Michler), 1864 -1945 (D. Appleton and Company, 1895)