Recueil des travaux botaniques néerlandais - Koninklijke Nederlandse Botanische Vereniging. (Société botanique néerlandaise, 1904)

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 - Audouin, Jean Victor, 1797 -1841 (Fortin, Masson et cie, 1836)

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 (Louis Hauman et Comp, 1836)

Reise der österreichischen Fregatte Novara um die Erde in den Jahren 1857, 1858, 1859 unter den Befehlen des Commodore B. von Wüllerstorf-Urbair - Österreichische Akademie der Wissenschaften. (Kaiserlich-Königliche Hof- und Staatsdruckerei; in Commission bei K. Gerold's Sohn, 1869)

Reise in den äussersten Norden und Osten Sibiriens während der Jahre 1843 und 1844 mit Allerhöchster Genehmigung auf Veranstaltung der Kaiserlichen Akademie der Wissenschaften zu St. Petersburg ausgeführt und in Verbindung mit vielen Gelehrten - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (Buchdr. der K. Akademie der Wissenschaften : Zu haben bei Eggers, 1853)

Reise in Ostafrika in den Jahren 1903-1905 : mit Mitteln der Hermann und Elise geb. Heckmann Wentzel-Stiftung : Wissenschaftliche Ergebnisse - Voeltzkow, Alfred, 1860 -1946 (E. Schweizerbartsche Verlagsbuchhandlung, 1917)

Reise nach Kolchis und nach den Deutschen Colonien jenseits des Kaukasus : mit Beiträgen zur Völkerkunde und Naturgeschichte Transkaukasiens - Wagner, Moritz, 1813 -1887 (1850)

Reisen im Süden von Ost-Sibirien in den Jahren 1855-1859, incl - Geograficheskoe obshchestvo SSSR (Buchdruckerei der K. Akademie der Wissenschaften, 1862)

Reisen und Forschungen im Amur-Lande in den Jahren 1854-1856 - Schrenck, Leopold von, 1826 -1894 (Commissionäre der K. Akademie der Wissenschaften, 1858)

Relationships of the extinct rodent Cricetops to Lophiomys and the Cricetinae (Rodentia, Cricetidae) - Wahlert, John H. (American Museum of Natural History, 1984)

The relative value of the processes causing evolution - Hagedoorn, Anna Cornelia (M. Nijhoff, 1921)

Rendiconti - Reale Accademia dei Lincei (l'Accademia, 1889)

Rendiconti - Accademia nazionale dei Lincei. Classe di scienze fisiche, matematiche e naturali. (1896)

Rendiconti - Reale Accademia dei Lincei (l'Accademia, 1890)

Rendiconti - Accademia nazionale dei Lincei. Classe di scienze fisiche, matematiche e naturali. (1904)

Rendiconti - Accademia nazionale dei Lincei. Classe di scienze fisiche, matematiche e naturali. (1892)

Rendiconti - Accademia nazionale dei Lincei. Classe di scienze fisiche, matematiche e naturali. (1915)

Report - New York (State). Board of General Managers of the Exhibit of the State of New York at the World's Columbian Exposition. (J. B. Lyon, 1894)

Report - British Columbia Provincial Museum. (Printed by W.H. Cullin, 1914)

Report - British Columbia Provincial Museum. (Printed by W.H. Cullin, 1951)

Report for the year - British Columbia Provincial Museum - British Columbia Provincial Museum. (Printed by A. Sutton [etc.], for the Queen, 1914)

Report / Haileybury Natural Science Society - Haileybury Natural Science Society. (1873)

Report of a reconnaissance from Carroll, Montana Territory, on the upper Missouri, to the Yellowstone National Park, and return, made in the summer of 1875 - Ludlow, William, 1843 -1901 (Govt. Print. Off, 1876)

Report of an expedition down the Zuni and Colorado rivers - United States. Army. Corps of Topographical Engineers (R. Armstrong, public printer, 1853)

Report of the ... Australasian Association for the Advancement of Science - Australasian Association for the Advancement of Science. (The Association, 1907)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1838)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1891)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1935)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1936)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1937)

Report of the Canterbury Philosophical and Literary Institution - Canterbury Philosophical; Literary Institution. (1827)

Report of the chief of the Bureau of Biological Survey - United States. Bureau of Biological Survey. (United States Govt. Print. Off, 1888)

Report of the Commissioner of Agriculture ... - United States. Department of Agriculture. (G.P.O, 1863)

Report of the (Free) Public Library, Museum (Liverpool) - Liverpool (England). Free Public Library. Museum (1897)

Report of the (Free) Public Library, Museum (Liverpool) - Liverpool (England). Free Public Library. Museum (1905)

Report of the Michigan Academy of Science - Michigan Academy of Science. Council. (The Academy, 1914)

Report of the Secretary of the Smithsonian Institution and financial report of the Executive Committee of the Board of Regents for the year ending June 30 ... - Smithsonian Institution (Smithsonian Institution, 1933)

Report of the Secretary of the Smithsonian Institution and financial report of the Executive Committee of the Board of Regents for the year ending June 30 ... - Smithsonian Institution (Smithsonian Institution, 1954)

Report of the State Entomologist on the noxious and beneficial insects of the state of Illinois - Illinois State Entomologist. (State Entomologist, 1893)

Report of the State Entomologist on the noxious and beneficial insects of the state of Illinois - Illinois State Entomologist. (State Entomologist, 1896)

Report of the United States Geological Survey of the territories - Lesquereux, Léo, 1806 -1889 (Govt. Print. Off, 1873)

Report of the United States National Museum - United States National Museum (U.S. Govt. Print. Off, 1886)

Report of the United States National Museum - United States National Museum (U.S. Govt. Print. Off, 1887)

Report on the agriculture and geology of Mississippi. Embracing a sketch of the social and natural history of the state - Mississippi. State Geologist. (E. Barksdale, State Printer, 1854)

Report on the birds of Pennsylvania : with special reference to the food habits, based on over three thousand stomach examinations - Pennsylvania. Ornithologist. (E.K. Meyers, State Printer, 1888)

Report on the birds of Pennsylvania. With special reference to the food-habits, based on over three thousand stomach examinations - Pennsylvania. Ornithologist. (E.K. Meyers, State Printer, 1888)

Report on the birds of Pennsylvania. With special reference to the food-habits, based on over four thousand stomach examinations - Pennsylvania. Ornithologist. (E. K. Meyers, state printer, 1890)

Report on the birds of Pennsylvania; with special reference to the food habits, based on over four thousand stomach examinations - Pennsylvania. Ornithologist. (E.K. Meyers, State Printer, 1890)

Report on the progress and condition of the United States National Museum - United States National Museum (U.S. Govt. Print. Off, 1930)

Report on the progress and condition of the U.S. National Museum for the year ending June 30 ... - United States National Museum (G.P.O, 1908)

Report on the progress and condition of the U.S. National Museum for the year ending June 30 ... - United States National Museum (G.P.O, 1910)

Report on the quadrupeds of Massachusetts - Emmons, Ebenezer, 1799 -1863 (1840)

Report on the seal islands of Alaska - Elliott, Henry Wood, 1846 -1930 (Govt. Print. Off, 1884)

Report on the work of the Horn Scientific Expedition to Central Australia - Horn, William Austin, 1841 -1922 (Dulau, 1896)

Reports and papers on suspected cases of human plague in East Suffolk and on an epizootic of plague in rodents - Royal College of Physicians of London. (HMSO, 1911)

Reports of explorations and surveys : to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean - Baird, Spencer Fullerton, 1823 -1887 (A.O.P. Nicholson printer, 1855)

Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean - Baird, Spencer Fullerton, 1823 -1887 (A.O.P. Nicholson, Printer [etc.], 1857)

Reports of explorations and surveys, to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean - Baird, Spencer Fullerton, 1823 -1887 (A.O.P. Nicholson, Printer [etc.], 1853)

Reports on the herbaceous plants and on the quadrupeds of Massachusetts - Dewey, Chester, 1784 -1867 (Folsom, Wells, and Thurston, 1840)

Reports on the herbaceous plants and on the quadrupeds of Massachusetts : published agreeably to an order of the Legislature by the Commissioners on the Zoological and Botanical Survey of the State - Massachusetts. Zoological; Botanical Survey. (Folsom, Wells, and Thurston, 1840)

The reproductive process: its histology, physiology, and pathology. Demonstrating the unity of the anatomical type of the placenta in all the Mammalia, and the physiological unity of the nutrition of the fœtus in all the vertebrates. In two volumes: one a quarto atlas of illustrations, engraved by Bettini, and reproduced by the heliotype process. Tr. by Henry O. Marcy ... - Ercolani, G. B. (Giovanni Battista), 1819 -1883 (Houghton, Mifflin and company, 1884)

Resa genom Umeå Lappmarker i Vesterbottens län : förrättad år 1832 - Zetterstedt, Johan Wilhelm, 1785 -1874 (N.M. Lindh, 1833)

Research in progress - Howard Hughes Medical Institute. (The Institute, 1986)

Results of a biological survey of Mount Shasta, California - Merriam, C. Hart (Clinton Hart), 1855 -1942 (Govt Print. Off, 1899)

Return / British Museum - British Museum (Natural History) (British Museum, 1890)

Return / British Museum - British Museum (Natural History) (British Museum, 1896)

Return / British Museum - British Museum (Natural History) (British Museum, 1916)

Reversion in guinea-pigs and its explanation - Castle, William E. (William Ernest), 1867 -1962 (Carnegie Institute of Washington, 1913)

Reversion in guinea-pigs and its explanation : experimental studies of the inheritance of color in mice - Castle, William E. (William Ernest), 1867 -1962 (Carnegie Institution of Washington, 1913)

The Review of applied entomology Series B Medical and veterinary - Commonwealth Agricultural Bureaux. (Commonwealth Agricultural Bureaux [etc.], 1913)

The Review of applied entomology Series B Medical and veterinary - Commonwealth Agricultural Bureaux. (Commonwealth Agricultural Bureaux [etc.], 1916)

The Review of applied entomology Series B Medical and veterinary - Commonwealth Agricultural Bureaux. (Commonwealth Agricultural Bureaux [etc.], 1918)

The Review of applied entomology Series B Medical and veterinary - Commonwealth Agricultural Bureaux. (Commonwealth Agricultural Bureaux [etc.], 1920)

The Review of applied entomology Series B Medical and veterinary - Commonwealth Agricultural Bureaux. (Commonwealth Agricultural Bureaux [etc.], 1921)

The Review of applied entomology Series B Medical and veterinary - Commonwealth Agricultural Bureaux. (Commonwealth Agricultural Bureaux [etc.], 1922)

Review of the Rodentia of the Miocene period of North America ... - Cope, E. D. (Edward Drinker), 1840 -1897 (1881)

Revised checklist of North American mammals north of Mexico - Genoways, Hugh H. (Museum, Texas Tech University, 1975)

Revised checklist of North American mammals north of Mexico, 2014 - Würsig, Bernd G. (Museum of Texas Tech University, 2014)

Revised checklist of North American mammals north of Mexico, 2003 - Baker, Robert J. (Museum of Texas Tech University, 2003)

Revised checklist of North American mammals north of Mexico, 1997 - Jones, Clyde, 1935 - (Museum of Texas Tech University, 1997)

Revised checklist of North American mammals north of Mexico, 1991 - Jones, J. Knox (Texas Tech University Press, 1992)

Revised list of the vertebrated animals now or lately living in the gardens of the Zoological society of London. 1872 - Sclater, Philip Lutley, 1829 -1913 (Printed for the Society, 1872)

Revised range management program for the Challis grazing unit - United States. Bureau of Land Management. (Dept. of the Interior, Bureau of Land Management, Idaho State Office, 1978)

Revista de la Academia Canaria de Ciencias - Academia Canaria de Ciencias. (Academia Canaria de Ciencias, 2001)

Revista de la Facultad de Letras y Ciencias - Universidad de La Habana. Facultad de Letras y Ciencias. (Universidad de La Habana, 1905)

Revista de los Progresos de las Ciencias Exactas Fisicas y Naturales - Real Academia de Ciencias Exactas Físicas y Naturales de Madrid. (Real Academia de Ciencias Exactas, Físicas y Naturales, 1886)

Revue biologique du nord de la France (Le Bigot, 1889)

Revue des questions scientifiques - Société scientifique de Bruxelles. (Société scientifique de Bruxelles, 1891)

Revue des sciences naturelles (1879)

Revue des sciences naturelles (1883)

Revue des sciences naturelles (1884)

Revue des travaux scientifiques - France. Ministère de l'Instruction publique (Imprimerie nationale, 1885)

Revue des travaux scientifiques - France. Ministère de l'Instruction publique (Imprimerie nationale, 1888)

Revue et magasin de zoologie pure et appliquée - Société Cuvierienne. (Bureau de la Revue et Magasin de Zoologie, 1854)

Revue et magasin de zoologie pure et appliquée - Société Cuvierienne. (Bureau de la Revue et Magasin de Zoologie, 1859)

Revue générale des sciences pures et appliquées ([s.n.], 1904)

Revue générale des sciences pures et appliquées ([s.n.], 1905)

Revue générale des sciences pures et appliquées ([s.n.], 1915)

Revue générale des sciences pures et appliquées ([s.n.], 1916)

Revue horticole (Librairie agricole de la maison rustique, 1856)

Revue méthodique et critique des collections déposées dans cet établissement - Rijksmuseum van Natuurlijke Historie te Leiden. (Rijksmuseum van Natuurlijke Historie, 1876)

Revue méthodique et critique des collections déposées dans cet établissement - Rijksmuseum van Natuurlijke Historie te Leiden. (Rijksmuseum van Natuurlijke Historie, 1887)

Revue méthodique et critique des collections déposées dans cet établissement - Rijksmuseum van Natuurlijke Historie te Leiden. (Rijksmuseum van Natuurlijke Historie, 1888)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1928)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1929)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1937)