The American midland naturalist - University of Notre Dame (University of Notre Dame, 1909)

The American monthly microscopical journal (Romyn Hitchcock, 1881)

The American monthly microscopical journal (Romyn Hitchcock, 1882)

The American monthly microscopical journal (Romyn Hitchcock, 1884)

The American monthly microscopical journal (Romyn Hitchcock, 1885)

The American monthly microscopical journal (Romyn Hitchcock, 1888)

The American monthly microscopical journal (Romyn Hitchcock, 1891)

The American monthly microscopical journal (Romyn Hitchcock, 1894)

The American monthly microscopical journal (Romyn Hitchcock, 1900)

The American Museum journal - American Museum of Natural History (American Museum of Natural History, 1915)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1867)

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.], 1870)

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.], 1873)

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.], 1880)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1881)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1883)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1884)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1885)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1886)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1888)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1889)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1898)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1899)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1900)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1901)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1908)

The American naturalist - American Society of Naturalists. (Published for the American Society of Naturalists by the University of Chicago Press [etc.], 1920)

The American parlor aquarium, or, Fluvial aqua vivarium : being a familiar treatise on the fresh water aquarium; the best mode of construction and arrangement; including a brief sketch of all the fresh water fishes and aquatic plants adapted to the same, found in the United States - Collier, J. H. (J.H. Collier, 1866)

American plants ... [Descriptions, bibliographical notes, synonymy, and other information, comp. from many sources] - Orcutt, Charles Russell, 1864 -1929 (1907)

Ames forester - Iowa State College. Forestry Club. (The Forestry club of the Iowa state college, 1913)

Amoenitates academicae seu dissertationes variae physicae, medicae, botanicae antehac seorsim editae (Palm, 1785)

Amtlicher Bericht über die Versammlung Deutscher Naturforscher und Aerzte - Gesellschaft Deutscher Naturforscher und Ärzte. (1828)

Amtlicher Bericht über die Versammlung Deutscher Naturforscher und Aerzte - Gesellschaft Deutscher Naturforscher und Ärzte. (1856)

An annotated catalogue of the vascular plants of Oman and their vernacular names - Ghazanfar, Shahina Agha (1992)

Anales de la Academia de Ciencias Médicas, Físicas y Naturales de la Habana - Academia de Ciencias Médicas, Físicas y Naturales de La Habana. (Academia de Ciencias Médicas, Físicas y Naturales de la Habana, 1870)

Anales de la Sociedad Científica Argentina - Sociedad Científica Argentina ([Sociedad Científica Argentina], 1876)

Anales de la Sociedad Científica Argentina - Sociedad Científica Argentina ([Sociedad Científica Argentina], 1920)

Anales de la Sociedad Científica Argentina - Sociedad Científica Argentina ([Sociedad Científica Argentina], 1987)

Anales de la Sociedad Científica Argentina - Sociedad Científica Argentina ([Sociedad Científica Argentina], 1989)

Anales de la Sociedad Científica Argentina - Sociedad Científica Argentina ([Sociedad Científica Argentina], 1994)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1877)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1880)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1881)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1882)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1884)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1886)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1895)

Anales de la Sociedad Española de Historia Natural - Sociedad Española de Historia Natural. (La Sociedad, 1896)

Anales de la Universidad Central del Ecuador - Universidad Central del Ecuador. (Imp. de la Universidad Central, 1890)

Anales de la Universidad de Chile - Universidad de Chile. (1872)

Anales de la Universidad de Chile - Universidad de Chile. (1920)

Anales del Instituto Médico Nacional - Instituto Médico Nacional (Mexico) (1909)

Anales del Museo de Historia Natural de Valparaiso - Museo de Historia Natural de Valparaíso (Valparaíso, Chile) (Ministerio de Educación, Dirección de Bibliotecas, Archivos y Museos [etc.], 1987)

Anales del Museo de Historia Natural de Valparaiso - Museo de Historia Natural de Valparaíso (Valparaíso, Chile) (Ministerio de Educación, Dirección de Bibliotecas, Archivos y Museos [etc.], 2006)

Anales del Museo de Historia Natural de Valparaiso - Museo de Historia Natural de Valparaíso (Valparaíso, Chile) (Ministerio de Educación, Dirección de Bibliotecas, Archivos y Museos [etc.], 2010)

Anales del Museo de Historia Natural de Valparaiso - Museo de Historia Natural de Valparaíso (Valparaíso, Chile) (Ministerio de Educación, Dirección de Bibliotecas, Archivos y Museos [etc.], 2014)

Anales del Museo Nacional de Historia Natural de Buenos Aires - Museo Nacional de Historia Natural de Buenos Aires. (Impr. y Casa Editora "Juan A. Alsina", 1911)

Analogies of organized beings - Duncan, John Shute, 1769 -1844 (Printed by S. Collingwood, for the author, 1831)

Analogies of organized beings - Hope, F. W. (Frederick William), 1797 -1862 (Printed by S. Collingwood, for the author, 1831)

Analyse des familles des plantes, avec l'indication des principaux genres qui s'y rattachent - Du Mortier, B.-C. (Barthélemy-Charles), 1797 -1878 (Impr. de J. Casterman, Aîne, 1829)

An analysis of the British ferns and their allies - Francis, George William, 1800 -1865 (Simpkin & Marshall, 1851)

An analysis of the British ferns and their allies - Newman, Edward, 1801 -1876 (Simpkin & Marshall, 1847)

An analysis of the British ferns and their allies - Francis, George William, 1800 -1865 (Simpkin & Marshall, 1842)

Analytical class-book of botany - Green, Frances H. (Frances Harriet), 1805 -1878 (Appleton, 1859)

Analytical class-book of botany : designed for academies and private students. In two parts: Part 1. Elements of vegetable structure and physiology - Green, Frances H. (Frances Harriet), 1805 -1878 (D. Appleton, 1856)

Analytical class-book of botany, designed for academies and private students. In two parts: Part 1. Elements of vegetable structure and physiology - Green, Frances H. (Frances Harriet), 1805 -1878 (D. Appleton, 1855)

Analytical class-book of botany : designed for academies and private students - Green, Frances H. (Frances Harriet), 1805 -1878 (D. Appleton and Co, 1854)

Analytical key to the ferns and flowering plants in the Atlantic section of middle Florida. (Wild and cultivated) - Baerecke, John Frederic, 1851 -1920 (News Pub. Co, 1914)

Analytischer Pflanzenschlüssel für botanische Excursionen in der Umgegend von Leipzig - Petermann, Wilhelm Ludwig, 1806 -1855 (C. H. Reclam, 1846)

Anaphylaxis and anti-anaphylaxis and their experimental foundations. With an pref. by Dr. E. Roux. English ed. by S. Roodhouse Gloyne - Besredka, Alexandre, 1870 -1940 (Heinemann, 1919)

Anatomie et physiologie végétales à l'usage des étudiants en sciences naturelles des universités, des élèves à l'Institut agronomique, des écoles d'agriculture, etc - Belzung, Ernest, 1859 -1954 (F. Alcan, 1900)

Anatomisch-physiologische untersuchung der kalksalze und kieselsäure in der pflanze. Ein beitrag zur kenntnis der mineralstoffe im lebenden pflanzenkörper - Kohl, F. G. (Friedrich Georg), 1855 -1910 (N. G. Elwert, 1889)

Animal aggregations, a study in general sociology - Allee, W. C. (Warder Clyde), 1885 -1955 (The University of Chicago Press, 1931)

Animal and vegetable physiology, considered with reference to natural theology - Roget, Peter Mark, 1779 -1869 (Carey, Lea & Blanchard, 1836)

Animal and vegetable physiology, considered with reference to natural theology - Roget, Peter Mark, 1779 -1869 (W. Pickering, 1834)

Animal and vegetable physiology considered with reference to natural theology - Roget, Peter Mark, 1779 -1869 (W. Pickering, 1840)

Animal and vegetable physiology considered with reference to natural theology - Roget, Peter Mark, 1779 -1869 (W. Pickering, 1834)

Animal life as affected by the natural conditions of existence - Semper, C. (Carl), 1832 -1893 (Appleton, 1881)

Animal life as affected by the natural conditions of existence - Semper, C. (Carl), 1832 -1893 (D. Appleton, 1881)

Animal micrology; practical exercises in microscopical methods - Guyer, Michael F. (Michael Frederic), 1874 -1959 (The University of Chicago Press, 1906)

Animal micrology; practical exercises in microscopical methods - Guyer, Michael F. (Michael Frederic), 1874 -1959 (University of Chicago Press, 1910)

Animal parasites and messmates - Beneden, P.-J. van (Pierre Joseph), 1809 -1894 (H.S. King, 1876)

Animal parasites and messmates - Beneden, P.-J. van (Pierre Joseph), 1809 -1894 (K. Paul, Trench, 1889)

Animal parasites and messmates - Beneden, P.-J. van (Pierre Joseph), 1809 -1894 (Kegan Paul, Trench, 1883)

Animal parasites and messmates - Beneden, P.-J. van (Pierre Joseph), 1809 -1894 (D. Appleton and Company, 1876)

Animalcula infusoria fluvia tilia et marina - Müller, Otto Frederik, 1730 -1784 (Typis N. Mölleri, 1786)

Animalcula infusoria fluviatilia et marina - Müller, Otto Frederik, 1730 -1784 (Typis Nicolai Mölleri, 1786)

Animalcula infusoria fluviatilia et marina que detexit, systematice descripsit et ad vivum delineari curavit Otho Fridericus Müller sistit opus hoc posthumum quod cum tabulis Aeneis L. in lucem tradit vidua ejus nobilissima cura Othonis Fabricii - Müller, Otto Frederik, 1730 -1784 (Typis N. Mölleri, 1786)