Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1888)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1890)

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.], 1894)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1895)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1897)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1898)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1900)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1905)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1907)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1908)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1914)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1921)

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.], 1861)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1901)

Procès-verbaux - Société Linnéenne de Bordeaux. (1963)

Processing oceanographic data - LaFond, Eugene Cecil, 1909 -2002 (U.S. Navy, Hydrographic Office, 1951)

Productivity measurements in the world ocean - Capurro, Luis R. A. (Dept. of Oceanography and Meteorology, Agricultural and Mechanical College of Texas, 1961)

Programa de un curso de zoologia - Dugès, Alfredo (Imprenta del Estado a cargo de Justo Palencia, 1878)

Promenades au Jardin des plantes, a la ménagerie et dans les galeries du Muséum d'histoire naturelle ... - Pujoulx, J. B. (Jean Baptiste), 1762 -1821 (Librairie Économique, 1803)

Promtuarium rerum naturalium et artificialium Vratislaviense : praecipue quas collegit D.Io. Christianus Kundmann, medicus vratislaviensis - Kundmann, Johann Christian, 1684 -1751 (Apud Michaelem Hubertum, 1726)

Protozoa - Schwager, Conrad. (C.F. Winter, 1880)

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

Public road mileage and revenues in the central, mountain, and Pacific states, 1914 : a compilation showing mileage of improved and unimproved road revenues; bonds issued and outstanding: and a description of the systems of road administration, fiscal management, and other factors affecting road improvement in each state - United States. Bureau of Public Roads. (U.S. Dept. of Agriculture, 1917)

Publication. Field Museum of Natural History Botanical series - Field Museum of Natural History. (Field Museum of Natural History, 1936)

Publication - Smithsonian Institution. Institute of Social Anthropology (U.S. Govt. Print. Off, 1948)

Publication - Smithsonian Institution. Institute of Social Anthropology (U.S. Govt. Print. Off, 1950)

Publications in botany - National Museum of Natural Sciences (Canada) (The Museum, 1973)

Quality seeds for 1952 : field, garden, and flower - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Dingel & Smith Seed Company, 1952)

Quarterly journal of the Florida Academy of Sciences - Florida Academy of Sciences. (Florida Academy of Sciences, 1950)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1847)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1884)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1897)

The Quarterly journal of the Geological Society of London - Geological Society of America. (1922)

Queensland Agricultural Journal - Queensland. Department of Agriculture; Stock. (Queensland Dept. of Primary Industries, 1900)

Queensland Agricultural Journal - Queensland. Department of Agriculture; Stock. (Queensland Dept. of Primary Industries, 1902)

Rad - Jugoslavenska akademija znanosti i umjetnosti. Razred za prirodne nauke. (Jugoslavenska akademija znanosti i umjetnosti, 1876)

Radiosonde observations : effective January 1, 1969 - United States. Department of Commerce. (U.S. Dept. of Commerce, U.S. Dept. of Defense : for sale by the Supt. of Docs., U.S. Govt. Print. Off, 1968)

Rapport de la Commission d'Exploration du plateau central du Bresil - Cruls, L. (1894)

Rapports et discussions de toutes les classes de L'Institut de France, sur ouvrages asmis au Concours pour les prix décennaux - Académie royale des sciences (France) (Baudouin et L'Institut de France, 1810)

Rare plants 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alanwold Nurseries, 1957)

Rate of multiplication of the Hessian fly - McConnell, Wilbur R., 1881 -1920 (U.S. Dept. of Agriculture, 1921)

Le règne animal distribué d'après son organisation, pour servir de base à l'histoire naturelle des animaux et d'introduction à l'anatomie comparée - Cuvier, Georges, baron, 1769 -1832 (Chez Déterville, 1829)

Le règne animal distribué d'après son organisation, pour servir de base à l'histoire naturelle des animaux et d'introduction à l'anatomie comparée - Cuvier, Georges, baron, 1769 -1832 (Chez Déterville, 1830)

The rearing of queen bees - Phillips, Everett Franklin, 1878 -1951 (U.S. Dept. of Agriculture, Bureau of Entomology, 1905)

Recent advances in invertebrate physiology; a symposium sponsored by the National Science Foundation, the Tektronix Foundation [and] the University of Oregon - Scheer, Bradley T. (Bradley Titus), 1914 - (University of Oregon Publications, 1957)

Recherches sur l'ostéologie et la myologie des batraciens à leurs différens âges; présentées à l'Académie royale des sciences, en réponse a la question suivante, "Déterminer, à l'aide d'observations, et démontrer, par des préparations anatomiques et des dessins exacts, les modifications que présentent, dans leur squelette et dans leurs muscles, les reptiles batraciens, tels que les grenouilles et les salamandres, en passant de l'état de larve à celui d'animal parfait," avec 20 planches - Académie royale des sciences (France) (J.-B. Baillière, 1834)

Recherches sur la faune littorale de Belgique : les vers cestoïdes - Académie royale des sciences, des lettres et des beaux-arts de Belgique. (s.n, 1850)

Recherches sur les ossemens fossiles, où l'on rétablit les caractères de plusieurs animaux dont les révolutions du globe ont détruit les espèces - Cuvier, Georges, baron, 1769 -1832 (chez G. Dufour et E. d'Ocagne, 1821)

Recherches sur les ossemens fossiles : où l'on rétablit les caractères de plusieurs animaux dont les révolutions du globe ont détruit les espèces - Cuvier, Georges, baron, 1769 -1832 (E. d'Ocagne, 1834)

Recombinant DNA research : documents relating to "NIH guidelines for research involving recombinant DNA molecules" - National Institutes of Health (U.S.). Office of the Director. (U.S. Dept. of Health, Education, and Welfare, Public Health Service, National Institutes of Health, 1976)

Record of Proceedings / Cleveland Naturalists' Field Club - Cleveland Naturalists' Field Club. (1899)

The Record of zoological literature (J. van Voorst, 1868)

The Record of zoological literature (J. van Voorst, 1869)

Records of the Indian Museum - Indian Museum. (Pub. by order of the trustees of the Indian Museum, 1907)

Records of the Indian Museum - Indian Museum. (Pub. by order of the trustees of the Indian Museum, 1911)

Recovery of deep research vehicle Alvin - United States. Naval Ship Systems Command. (Department of the Navy, Naval Ship Systems Command, 1969)

Recreation - Shields, G. O. (George Oliver), 1846 -1925 (G.O. Shields (Coquina), 1903)

Recueil de planches, sur les sciences, les arts libéraux, et les arts méchaniques : avec leur explication ... - Alembert, Jean Le Rond d', 1717 -1783 (Chez Briasson ... David ... Le Breton ... Durand, 1768)

Redescription of the Paleogene Shelania pascuali from Patagonia and its bearing on the relationships of fossil and recent pipoid frogs - Trueb, Linda. (Natural History Museum, The University of Kansas, 1997)

Redescription of type specimens of species of the bryozoan genera Monticulipora, Mesotrypa, Peronopora, and Prasopora, from the upper Ordovician rocks of Toronto and vicinity, Ontario, Canada - Royal Ontario Museum. (Royal Ontario Museum, 1976)

Redia - R. Stazione di entomologia agraria in Firenze. (Tipografia R. Coppini & Co. [etc.], 1910)

Reduction of potential health-related tobacco constituents by molecular genetics : final report - Sisson, V. (USDA?, 1989)

Refugium botanicum : or figures and descriptions from living specimens, of little known or new plants of botanical interest - Baker, John Gilbert, 1834 -1920 (J. van Voorst, 1873)