Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1897)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1900)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1901)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1902)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1904)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1905)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1906)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1913)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1908)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1914)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1910)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1887)

Reports submitted to the Court of Governors / University College of Wales, Aberystwyth - University College of Wales (Aberystwyth, Wales) (University College of Wales, 1916)

Reptiles and amphibians of Texas - Strecker, John K. (John Kern), 1875 -1933 (Baylor University press, 1915)

The reptiles and batrachians of North America / by Samuel Garman - Garman, Samuel, 1843 -1927 (Yeoman Press, 1883)

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)

Rerum medicarum Novae Hispaniae thesaurus, seu, Plantarum animalium mineralium Mexicanorum historia - Colonna, Fabio, 1567 -1650 (Ex typographeio Vitalis Mascardi, 1651)

En resa til Norra America p a Kongl. Swenska Wetenskaps Academiens befallung och publici kostnad - Kalm, Pehr, 1716 -1779 (Tryckt p a Lars Salvi Kostnad, 1761)

Retail price list of fruit and ornamental trees, small fruits, flowering shrubs, roses, greenhouse plants, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (D.O. Munson], 1895)

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, 1906)

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

The Review of applied entomology. Series A, Agricultural - C.A.B. International. Bureau of Crop Protection (Commonwealth Agricultural Bureaux, etc, 1915)

The Review of applied entomology. Series B, Medical and veterinary - Commonwealth Agricultural Bureaux. (Commonwealth Agricultural Bureaux [etc.], 1919)

The Review of reviews - Fitchett, W. H. 1845 -1928 (Review of Reviews, 1913)

A review of the status and possibilities of flax production and manipulation in Canada - MacCracken, James A. (Gov't. Print. Bureau, 1916)

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

Revised opinions of the Japanese plums - Bailey, L. H. (Liberty Hyde), 1858 -1954 (Cornell University, 1896)

Revision of the orthopteran group Melanopli (Acridiidae), with special reference to North American forms - Scudder, Samuel Hubbard, 1837 -1911 (Govt. print. off, 1897)

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, 1867)

Revue critique de paléozoologie - Cossmann, M. (Maurice), 1850 -1924 (M. Cossmann, 1897)

Revue d'entomologie - Société française d'entomologie. (Société Française d'Entomologie, 1896)

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

Revue des sciences naturelles appliquées - Société nationale d'acclimatation de France (La Société, 1895)

Revue encyclopédique (1822)

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

Revue générale des sciences pures et appliquées ([s.n.], 1899)

Revue horticole (Librairie agricole de la maison rustique, 1892)

Revue horticole (Librairie agricole de la maison rustique, 1909)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1910)

Revue zoologique - Société Cuvierienne. (Société cuvierienne, 1842)

Rhododendrons, azaleas & other choice hardy ornamental trees & shrubs, autumn 1922 spring 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (John Waterer, Sons & Crisp, Limited, 1922)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1930)

Rhopalocera exotica ; being illustrations of new, rare, and unfigured species of butterflies - Kirby, W. F. (William Forsell), 1844 -1912 (Gurney & Jackson, 1897)

Richard Schomburgk's travels in British Guiana, 1840-1844 - Schomburgk, Richard, 1811 -1891 ("Daily Chronicle" Office, 1922)

Richardson & Gould's autumn catalogue of bulbs and flowering roots, small fruits and garden requisites - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Richardson & Gould, 1871)

Ricreatione dell'occhio e della mente nell'osseruation' delle Chiocciole : proposta a' curiosi delle opere della natura - Buonanni, Filippo, 1638 -1725 (Per il Varese, a spesi di Felice Cesaretti, 1681)

Riviera nature notes : a popular account of the more striking plants and animals of the Riviera and the Maritime Alps - Comerford Casey, G. E. (George Edward), 1846 -1912 (Labour Press limited, 1898)

Riviera nature notes / a popular account of the more striking plants and animals of the Riviera and the Maritime Alps - Comerford Casey, G. E. (George Edward), 1846 -1912 (Bernard Quaritch, 1903)

Rivista coleotterologica italiana (Salsomaggiore, 1908)

Rivista di scienze biologiche (Fratelli Bocca, 1899)

Rivista italiana di ornitologia - Museo civico di storia naturale di Milano. (Società italiana di scienze naturali, 1911)

Rivista italiana di ornitologia - Museo civico di storia naturale di Milano. (Società italiana di scienze naturali, 1912)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1892)

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, 1888)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1890)

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1894)

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

Rivista italiana di scienze naturali : periodico mensile premiato alle esposizioni nazionali di Palermo e di Milano ed a quella internazionale di Chicago (Ufficio, 1906)

Rivista Ligure : Giornale di Lettere, Scienze ed Arti (1843)

Rivista Periodica dei Lavori della I.R. Accademia di Scienze, Lettere ed Arti di Padova - Accademia di scienze, lettere ed arti di Padova. (1855)

Rivista Periodica dei Lavori della I.R. Accademia di Scienze, Lettere ed Arti di Padova - Accademia di scienze, lettere ed arti di Padova. (1858)

Robert Pocock : the Gravesend historian, naturalist, antiquarian, and printer - Arnold, George Matthews, 1826 -1908 (Sampson Low, Marston, Searle, & Rivington, 1883)

Rock's garden book : 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rock's Flower Gardens, 1927)

Rock's garden book : 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William L. Rock Flower Co, 1928)

Rod and gun - Canadian Forestry Association. (Rod and Gun Pub. Co. [etc.], 1899)

Rod and gun - Canadian Forestry Association. (Rod and Gun Pub. Co. [etc.], 1901)

Rod and gun - Canadian Forestry Association. (Rod and Gun Pub. Co. [etc.], 1902)

Rod and gun - Canadian Forestry Association. (Rod and Gun Pub. Co. [etc.], 1903)

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.], 1908)

Rod and gun - Canadian Forestry Association. (Rod and Gun Pub. Co. [etc.], 1909)

Rod and gun - Canadian Forestry Association. (Rod and Gun Pub. Co. [etc.], 1910)

Rod and gun - Canadian Forestry Association. (Rod and Gun Pub. Co. [etc.], 1911)