Rhynchophora or weevils of north eastern America - Blatchley, W. S. (Willis Stanley), 1859 -1940 (The Nature Publishing Company, 1916)

Riassunto generale dei risultati zoologici - Fea, L. (Leonardo), 1852 -1903 (Tipografia R. Istituto Sordo-Muti, 1897)

Rich Land Nurseries [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rich Land Nurseries, 1914)

Richard Frotscher's almanac and garden manual for the southern states - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R. Frotscher, 1880)

Richard Frotscher Seed Co. Ltd. : garden manual for the southern states 1897 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (R. Frotscher, 1897)

Rivista coleotterologica italiana (Salsomaggiore, 1904)

Rivista coleotterologica italiana (Salsomaggiore, 1905)

Rivista coleotterologica italiana (Salsomaggiore, 1906)

Rivista coleotterologica italiana (Salsomaggiore, 1909)

Rivista di patologia vegetale - Istituto di patologia vegetale (Università di Milano) (Tipografia del Seminario, 1896)

Rivista di patologia vegetale - Istituto di patologia vegetale (Università di Milano) (Tipografia del Seminario, 1923)

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)

Robert Craig Company, Norwood, Delaware County, Penna. : established June, 1856, the 97th year of continuous Craig ownership, management : September, 1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Robert Craig Company, 1953)

Rocknoll's 31st fall sale, 1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rocknoll Nursery, 1959)

Rod and gun - Canadian Forestry Association. (Rod and Gun Pub. Co. [etc.], 1915)

Roman natural history and science, and Roman medicine - Royal College of Physicians of London. (Publisher not identified, 1910)

Die Rose : Geschichte und Symbolik in ethnographischer und kulturhistorischer Beziehung - Schleiden, M. J. (Matthias Jacob), 1804 -1881 (W. Engelmann, 1873)

Rovartani lapok : havi folyóirat különös tekintettel a hasznos és kártékony rovarokra - Magyar Entomologiai Társaság. (Magyar Entomologiai Társaság, 1885)

Rovartani lapok : havi folyóirat különös tekintettel a hasznos és kártékony rovarokra - Magyar Entomologiai Társaság. (Magyar Entomologiai Társaság, 1898)

Rovartani lapok : havi folyóirat különös tekintettel a hasznos és kártékony rovarokra - Magyar Entomologiai Társaság. (Magyar Entomologiai Társaság, 1901)

Rovartani lapok : havi folyóirat különös tekintettel a hasznos és kártékony rovarokra - Magyar Entomologiai Társaság. (Magyar Entomologiai Társaság, 1905)

Rovartani lapok : havi folyóirat különös tekintettel a hasznos és kártékony rovarokra - Magyar Entomologiai Társaság. (Magyar Entomologiai Társaság, 1906)

Rovartani lapok : havi folyóirat különös tekintettel a hasznos és kártékony rovarokra - Magyar Entomologiai Társaság. (Magyar Entomologiai Társaság, 1914)

Rural hours - Cooper, Susan Fenimore, 1813 -1894 (George P. Putnam, 1851)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1851)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1853)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1854)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1855)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1856)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1859)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1860)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1861)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1863)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1864)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1866)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1867)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1868)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1869)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1870)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1871)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1872)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1875)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1876)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1878)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1880)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1881)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1884)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1885)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1887)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1889)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1891)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1893)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1896)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1898)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1900)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1907)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1909)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1910)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1911)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1913)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1916)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1917)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1919)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1922)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1929)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1931)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1937)

Russkoe entomologicheskoe obozrenie = Revue russe d'entomologie - Russkoe entomologicheskoe obshchestvo (Russkoe entomologicheskoe obshchestvo, 1915)

Le Sage als Vorkaempfer der Atomistik - Stosz, Wilhelm, 1858 - (1884)

The Saier catalog of rare and popular flower seeds, vegetable and grass seeds : garden bulbs-all kinds, gardener's supplies : over 4,000 species and varieties. no. 48-2 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pioneer Seed Company, 1948)

The Saier catalog of rare and popular flower seeds, vegetable and grass seeds : garden bulbs - all kinds, gardener's supplies. no. 49-7 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pioneer Seed Company, 1949)

Saier's garden magazine : a manual of rare flowers, their selection and culture. vol. 2, no. 17 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pioneer Seed Company, 1951)

Salzer's1904 [catalogue] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (John A. Salzer Seed Co, 1904)

Die Sammlungen des kaukasischen Museums. Bd. 1, Zoologie, von Dr. Gustav Radde - Radde, Gustav, 1831 -1903 (Typographie der Kanzelei des Landeschefs, 1899)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 1983)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 1989)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 1994)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 1996)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 1997)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 1998)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 1999)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 2000)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 2003)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 2006)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 2008)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 2011)

Sandgrouse - Ornithological Society of the Middle East. (OSME, 2012)

Säugethiere vom Celebes- und Philippinen-Archipel. 1-2 - Meyer, Adolf Bernhard, 1840 -1911 (R. Friedländer & sohn, 1899)

SC 39, The Kerr Family Fonds: Letter book (carbon), July 19, 1886 to September 12, 1887 - Kerr, John William, 1812 -1888 (1886)

Die schädlichen und nützlichen insekten : vom zuckerrohr Formosas - Matsumura, Shōnen 1872 -1960 (The Keiseisha, 1910)

Die Schmetterlinge in Abbildungen : nach der Natur mit Beschriebungen Europäische Gattungen - Esper, Eugen Johann Christoph, 1742 -1810 (W. Walthers, 1786)

Schriften der Naturforschenden Gesellschaft in Danzig - Naturforschende Gesellschaft in Danzig. (Auf Kosten der Naturforschenden Gesellschaft, 1872)

Schriften der Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Physikalisch-Ökonomische Gesellschaft zu Königsberg (In Commission bei Gräfe und Unzer, 1875)

Schweizerische Blätter für Ornithologie : Geflügel-Tauben- und Kaninchenzucht - Schweizerischer Geflügelzucht-Verein. (Schweizerischer Geflügelzucht-Verein, 1906)

Schweizerische Blätter für Ornithologie : Geflügel-Tauben- und Kaninchenzucht - Schweizerischer Geflügelzucht-Verein. (Schweizerischer Geflügelzucht-Verein, 1907)

Schweizerische Blätter für Ornithologie : Geflügel-Tauben- und Kaninchenzucht - Schweizerischer Geflügelzucht-Verein. (Schweizerischer Geflügelzucht-Verein, 1911)

Schweizerische Blätter für Ornithologie : Geflügel-Tauben- und Kaninchenzucht - Schweizerischer Geflügelzucht-Verein. (Schweizerischer Geflügelzucht-Verein, 1912)

Schweizerische Blätter für Ornithologie : Geflügel-Tauben- und Kaninchenzucht - Schweizerischer Geflügelzucht-Verein. (Schweizerischer Geflügelzucht-Verein, 1913)

Schweizerische Blätter für Ornithologie : Geflügel-Tauben- und Kaninchenzucht - Schweizerischer Geflügelzucht-Verein. (Schweizerischer Geflügelzucht-Verein, 1919)

Science - American Association for the Advancement of Science. ([s.n.], 1903)