Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1897)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1898)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1900)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1902)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1911)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1916)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1927)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1962)

Proceedings of the Washington Academy of Sciences - Washington Academy of Sciences (Washington, D.C.) (Washington Academy of Sciences, 1902)

Proceedings of the Washington Academy of Sciences - Washington Academy of Sciences (Washington, D.C.) (Washington Academy of Sciences, 1909)

Proceedings of the Washington Academy of Sciences - Washington Academy of Sciences (Washington, D.C.) (Washington Academy of Sciences, 1911)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1834)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1840)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1847)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1854)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1853)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1856)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1861)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1862)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1863)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1865)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1871)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1876)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1877)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1880)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1882)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1884)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1885)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1889)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1893)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1913)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1922)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1881)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1911)

Proceedings of the Zoological Society of London : an index to the artists, 1848-1900 - Johnson, Bryan R., 1956 - (Garland, 1986)

Procès-verbaux - Société Linnéenne de Bordeaux. (1933)

Procès-verbaux - Société Linnéenne de Bordeaux. (1941)

Prodrome d'histoire naturelle du département du Var. 1ère ptie (Imprimerie de P. Garcin, 1853)

Prodrome de la malacologie terrestre et fluviatile de la Tunisie - Bourguignat, J. R. (Jules René), 1829 -1892 (Imprimerie Nationale, 1887)

Prodrome de paléontologie stratigraphique universelle des animaux mollusques & rayonnés, faisant suite au Cours élémentaire de paléontologie et de géologie stratigraphiques - Orbigny, Alcide Dessalines d', 1802 -1857 (V. Masson, 1849)

Prodromus systematis naturalis regni vegetabilis, sive, Enumeratio contracta ordinum generum specierumque plantarum huc usque cognitarium, juxta methodi naturalis, normas digesta - Candolle, Augustin Pyramus de, 1778 -1841 (Sumptibus Sociorum Treuttel et Würtz, 1824)

Prodromus systematis naturalis regni vegetabilis, sive, Enumeratio contracta ordinum generum specierumque plantarum huc usque cognitarium, juxta methodi naturalis, normas digesta - Candolle, Augustin Pyramus de, 1778 -1841 (Sumptibus Sociorum Treuttel et Würtz, 1873)

Prodromus systematis naturalis regni vegetabilis, sive, Enumeratio contracta ordinum generum specierumque plantarum huc usque cognitarium, juxta methodi naturalis, normas digesta - Candolle, Augustin Pyramus de, 1778 -1841 (Sumptibus Sociorum Treuttel et Würtz, 1842)

Prodromus systematis naturalis regni vegetabilis, sive, Enumeratio contracta ordinum generum specierumque plantarum huc usque cognitarium, juxta methodi naturalis, normas digesta - Candolle, Augustin Pyramus de, 1778 -1841 (Sumptibus Sociorum Treuttel et Würtz, 1846)

Programmatic environmental impact statement vegetation treatments using herbicides on Bureau of Land Management lands in 17 western states : draft - United States. Bureau of Land Management. (U.S. Dept. of the Interior, Bureau of Land Management, 2005)

Programmatic environmental impact statement vegetation treatments using herbicides on Bureau of Land Management lands in 17 western states : final - United States. Bureau of Land Management. (U.S. Dept. of the Interior, Bureau of Land Management, 2007)

Protozoa in biological research - Calkins, Gary N. (Gary Nathan), 1869 -1943 (Columbia University Press, 1941)

Protozoa - Schwager, Conrad. (C.F. Winter, 1887)

Publication. Field Museum of Natural History Geological series - Field Museum of Natural History. (The Museum, 1938)

Publication. Field Museum of Natural History Geological series - Field Museum of Natural History. (The Museum, 1944)

Publications - Ontario Fisheries Research Laboratory. (University of Toronto Press, 1922)

Publications in zoology = Publications en zoologie - National Museum of Natural Sciences (Canada) (National Museums of Canada, National Museum of Natural Sciences, 1970)

Publications in zoology = Publications en zoologie - National Museum of Natural Sciences (Canada) (National Museums of Canada, National Museum of Natural Sciences, 1981)

Publications of Isaac Lea on recent conchology : extracted from A list of American writers on recent conchology - Tryon, George W., (George Washington), 1838 -1888 (Bryson's Printing Rooms, 1861)

Publications: studies from the Dept. of Anatomy - Cornell University. Medical College. (1910)

Quaestiones entomologicae - University of Alberta. Dept. of Entomology. (Dept. of Entomology, University of Alberta, 1975)

Quaestiones entomologicae - University of Alberta. Dept. of Entomology. (Dept. of Entomology, University of Alberta, 1983)

Quarterly journal of conchology (D. Bogue, 1875)

Quarterly journal of conchology (D. Bogue, 1876)

Quarterly journal of conchology (D. Bogue, 1877)

Quarterly journal of conchology (D. Bogue, 1878)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1869)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1883)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1898)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1902)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1903)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1904)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1910)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1911)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1917)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1918)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1919)

Quarterly journal of microscopical science (J. and A. Churchill [etc.], 1922)

The Quarterly journal of science (J. Churchill and Sons, etc, 1875)

Quarterly Journal of Science, Literature and the Arts - Royal Institution of Great Britain. (1823)

Quarterly journal of the Florida Academy of Sciences - Florida Academy of Sciences. (Florida Academy of Sciences, 1948)

Quarterly journal of the Florida Academy of Sciences - Florida Academy of Sciences. (Florida Academy of Sciences, 1954)

Quarterly journal of the Folkestone Natural History Society - Folkestone Natural History Society. (1868)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1845)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1849)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1851)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1854)