Report upon the fisheries of the Bay of Fundy - Perley, Moses Henry, 1804 -1862 (J. Simpson, 1851)

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.], 1858)

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 of the Commissioners on the zoological survey of the state - Harris, Thaddeus William, 1795 -1856 (Dutton and Wentworth, State Printers, 1838)

Reports of the Commissioners on the zoological survey of the state - Harris, Thaddeus William, 1795 -1856 (Dutton and Wentworth, state printers, 1838)

Reports of the Princeton University Expeditions to Patagonia, 1896-1899. J. B. Hatcher in charge - Princeton University Expeditions to Patagonia 1896 -1899 (The University, 1909)

Reports of the Princeton University Expeditions to Patagonia, 1896-1899. J. B. Hatcher in charge - Princeton University Expeditions to Patagonia 1896 -1899 (The University, 1905)

Reports of the Princeton University Expeditions to Patagonia, 1896-1899. J. B. Hatcher in charge - Princeton University Expeditions to Patagonia 1896 -1899 (The University, 1910)

Reports on the fishes, reptiles and birds of Massachusetts - Massachusetts. Zoological; Botanical Survey. (Dutton and Wentworth, State Printers, 1839)

Reports on the fishes, reptiles and birds of Massachusetts - Wyman, Jeffries, 1814 -1874 (Dutton and Wentworth, State Printers, 1839)

Reports on the sea and river fisheries of New Brunswick - Perley, Moses Henry, 1804 -1862 (J. Simpson, 1852)

Reports on zoology for 1843, 1844 - Ray Society. (Printed for the Ray society, 1847)

Reptiles - Girard, Charles, 1822 -1895 (s.n, 1858)

The reptiles of western North America, an account of the species known to inhabit California and Oregon, Washington, Idaho, Utah, Nevada, Arizona, British Columbia, Sonora and Lower California - Van Denburgh, John, 1872 -1924 (California Academy of Sciences, 1922)

Resa uti Europa, Africa, Asia : förrättad åren 1770-1779 - Thunberg, Carl Peter, 1743 -1828 (Tryckt hos directeur. Joh. Edman, 1791)

Resa uti Europa, Africa, Asia : förrättad åren 1770-1779 - Thunberg, Carl Peter, 1743 -1828 (Tryckt hos directeur. Joh. Edman, 1793)

Resultate der Wissenschaftlichen Erforschung des Balatonsees - Hungary. Földmm̋uvelésügyi Minisztérium. (E. Hölzel, 1897)

Résultats des campagnes scientifiques accomplies sur son yacht par Albert Ier, prince souverain de Monaco ... - Albert I, Prince of Monaco, 1848 -1922 (Impr. de Monaco, 1920)

Rettili, pesci e animali articolati - Figuier, Louis, 1819 -1894 (Fratelli Treves, 1881)

Return / British Museum - British Museum (Natural History) (British Museum, 1856)

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

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

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)

Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales de Madrid - Real Academia de Ciencias Exactas Físicas y Naturales de Madrid. (Real Academia de Ciencias Exactas, Físicas y Naturales de Madrid, 1904)

Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales de Madrid - Real Academia de Ciencias Exactas Físicas y Naturales de Madrid. (Real Academia de Ciencias Exactas, Físicas y Naturales de Madrid, 1920)

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)

Revista do Museu Paulista - Museu Paulista (Museu Paulista, 1900)

Revue biologique du nord de la France (Le Bigot, 1891)

Revue critique de paléozoologie - Cossmann, M. (Maurice), 1850 -1924 (M. Cossmann, 1901)

Revue critique de paléozoologie - Cossmann, M. (Maurice), 1850 -1924 (M. Cossmann, 1914)

Revue des sciences naturelles (1872)

Revue des sciences naturelles appliquées - Société nationale d'acclimatation de France (La Société, 1891)

Revue des travaux scientifiques - France. Ministère de l'Instruction publique (Imprimerie nationale, 1892)

Revue des travaux scientifiques - France. Ministère de l'Instruction publique (Imprimerie nationale, 1894)

Revue et magasin de zoologie pure et appliquée - Société Cuvierienne. (Bureau de la Revue et Magasin de Zoologie, 1864)

Revue méthodique et critique des collections déposées dans cet établissement - Rijksmuseum van Natuurlijke Historie te Leiden. (Rijksmuseum van Natuurlijke Historie, 1898)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1897)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1899)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1927)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1933)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1941)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1945)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1955)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1958)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1964)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1966)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1991)

Revue zoologique africaine (Hayez, 1912)

River gardens; being an account of the best methods of cultivating fresh-water plants in aquaria, in such a manner as to afford suitable abodes to ornamental fish, and many interesting kinds of aquatic animals - Humphreys, Henry Noel, 1810 -1879 (S. Low, son, and co, 1857)

The river-side naturalist; notes on the various forms of life met with either in, on, or by the water, or in its immediate vicinity. Illus. with numerous woodcuts - Hamilton, Edward, 1815 -1903 (Low, Marston, Searle, & Rivington, 1890)

The Riverside natural history - Kingsley, J. S. (John Sterling), 1854 -1929 (Houghton, Mifflin and Company, 1888)

Rivista delle specie del genere Epinephelus O Cerna Bp. : riscontrate sin'ora nei mari della Sicilia - Doderlein, Pietro. (s.n, 1882)

Rivista di biologia (Università di Perugia, etc, 1919)

Rivista italiana di paleontologia - Fornasini, Carlo. (Rivista italiana di paleontologia, 1901)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1893)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1901)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1888)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1903)

Roach, rudd & bream fishing. Being a practical treatise on angling with float and ledger in still water and stream. Including a few remarks on surface fishing for rudd and roach - Martin, J. W. (The Angler limited, 1896)

Rochester and district; a sketch-guide to its geology, flora, & fauna - Hepworth, J. (Parrett & Neves, 1913)

Rod and gun - Canadian Forestry Association. (Rod and Gun Pub. Co. [etc.], 1906)

Rod and gun - Canadian Forestry Association. (Rod and Gun Pub. Co. [etc.], 1919)

Rod-fishing in clear waters by fly, minnow, and worm : with a short and easy method to the art of dressing flies - Wade, Henry, 1887 -1969 (Bell and Daldy, 1860)

Roosevelt wild life annals - New York State College of Forestry at Syracuse University. Roosevelt Wild Life Forest Experiment Station. (Roosevelt Wild Life Forest Experiment Station, 1932)

Roosevelt wild life annals - New York State College of Forestry at Syracuse University. Roosevelt Wild Life Forest Experiment Station. (Roosevelt Wild Life Forest Experiment Station, 1934)