Report of the Commissioner for ... - Baird, Spencer Fullerton, 1823 -1887 (G.P.O, 1905)

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

Report of the Commissioner of Agriculture ... - United States. Department of Agriculture. (G.P.O, 1876)

Report of the Commissioner of Fisheries to the Secretary of Commerce and Labor for the fiscal year ended ... - United States. Bureau of Fisheries. (G.P.O, 1909)

Report of the Commissioner of Fisheries to the Secretary of Commerce and Labor for the fiscal year ended ... - United States. Bureau of Fisheries. (G.P.O, 1913)

Report of the flora of Westchester County - Bolton, Robert, 1814 -1877 (Roper & Burdge, 1880)

Report of the geological survey of Ohio - Geological Survey of Ohio. (Nevins & Meyers, 1893)

Report of the Michigan Academy of Science - Michigan Academy of Science. Council. (The Academy, 1900)

Report of the Michigan Academy of Science - Michigan Academy of Science. Council. (The Academy, 1904)

Report of the Michigan Academy of Science - Michigan Academy of Science. Council. (The Academy, 1912)

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

Report of the Missouri State Horticultural Society for the year - Missouri State Horticultural Society. (The Society, 1886)

Report of the State Botanist - Peck, Charles H. (Charles Horton), 1833 -1917 (University of the State of New York, 1901)

Report of the State Botanist - Peck, Charles H. (Charles Horton), 1833 -1917 (University of the State of New York, 1916)

Report of the State highway commission on the Iowa lakes and lake beds - Iowa. Highway Commission. (Pub. by the state of Iowa, 1917)

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 - Warren, Benjamin Harry, 1858 -1926 (E.K. Meyers, State Printer, 1890)

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 botany of Barren and Edmonson counties - Hussey, John. 1831 -1888 (1876)

Report on the herbaceous flowering plants of Massachusetts, arranged according to the natural orders of Lindley, and illustrated chiefly by popular descriptions of their character, properties, and uses - Dewey, Chester, 1784 -1867 (Folsom, Wells, and Thurston, Printers to the University, 1840)

A report on the progress of vegetable physiology during the year 1837 - Meyen, Franz Julius Ferdinand (Taylor, 1839)

Report upon cotton insects, prepared under the direction of the commissioner of agriculture in pursuance of an act of Congress approved June 19, 1878 - Comstock, John Henry, 1849 -1931 (Gov't. print. off, 1879)

Reports and papers on botany - Grisebach, A. (August), 1814 -1879 (Printed for the Ray society, 1846)

Reports of the Princeton University Expeditions to Patagonia, 1896-1899. J. B. Hatcher in charge - Princeton University Expeditions to Patagonia 1896 -1899 (The University, 1914)

Reports of the Survey. Botanical series - Geological; Natural History Survey of Minnesota. (1892)

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)

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

Reports on the progress of zoology and botany, 1841, 1842 - Link, Heinrich Friedrich, 1767 -1851 (Printed for the Ray Society, 1845)

Western Australian Herbarium Research Notes - Western Australia. Department of Biodiversity, Conservation; Attractions (Western Australian Herbarium, 1981)

Resources of the southern fields and forests, medical, economical, and agricultural - Porcher, Francis Peyre, 1825 -1895 (Walker, Evans & Cogswell, printers, 1869)

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

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

A review of the identifications of the species described in Blanco's Flora de Filipinas - Merrill, Elmer D. (Elmer Drew), 1876 -1956 (Bureau of public printing, 1905)

Revisio generum plantarum:vascularium omnium atque cellularium multarum secundum leges nomenclaturae internationales cum enumeratione plantarum exoticarum in itinere mundi collectarum ... - Kuntze, Otto, 1843 -1907 (A. Felix [etc.], 1891)

A revision of Bastin's College botany for the use of students of pharmacy - Bastin, Edson S. (Edson Sewell), 1843 -1897 (G. P. Engelhard & co, 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, 1863)

Revue de botanique; bulletin mensuel de la Société Française de Botanique - Société française de botanique. (Au secrétariat de la Société, 1883)

Revue de botanique; bulletin mensuel de la Société Française de Botanique - Société française de botanique. (Au secrétariat de la Société, 1884)

Revue de botanique; bulletin mensuel de la Société Française de Botanique - Société française de botanique. (Au secrétariat de la Société, 1885)

Revue de botanique; bulletin mensuel de la Société Française de Botanique - Société française de botanique. (Au secrétariat de la Société, 1888)

Revue de botanique; bulletin mensuel de la Société Française de Botanique - Société française de botanique. (Au secrétariat de la Société, 1891)

Revue de botanique; bulletin mensuel de la Société Française de Botanique - Société française de botanique. (Au secrétariat de la Société, 1895)

Revue des questions scientifiques - Société scientifique de Bruxelles. (Société scientifique de Bruxelles, 1878)

Revue des sciences naturelles (1872)

Revue des sciences naturelles (1876)

Revue des sciences naturelles (1883)

Revue des sciences naturelles (1885)

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

Revue des travaux scientifiques - France. Ministère de l'Instruction publique (Imprimerie nationale, 1881)

Revue des travaux scientifiques - France. Ministère de l'Instruction publique (Imprimerie nationale, 1882)

Revue générale de botanique (Libraire générale de l'enseignement, 1891)

Revue générale de botanique (Libraire générale de l'enseignement, 1897)

Revue générale de botanique (Libraire générale de l'enseignement, 1901)

Revue générale de botanique (Libraire générale de l'enseignement, 1903)

Revue générale de botanique (Libraire générale de l'enseignement, 1905)

Revue générale de botanique (Libraire générale de l'enseignement, 1912)

Revue générale de botanique (Libraire générale de l'enseignement, 1913)

Revue générale de botanique (Libraire générale de l'enseignement, 1922)

Revue horticole (Librairie agricole de la maison rustique, 1853)

Revue horticole (Librairie agricole de la maison rustique, 1855)

Revue horticole (Librairie agricole de la maison rustique, 1863)

Revue horticole (Librairie agricole de la maison rustique, 1885)

Revue horticole (Librairie agricole de la maison rustique, 1886)

Revue horticole (Librairie agricole de la maison rustique, 1829)

Revue horticole (Librairie agricole de la maison rustique, 1904)

Revue internationale des sciences (O. Doin, 1879)

Revue mycologique (Bureaux de la rédaction, 1897)

Revue scientifique du Bourbonnais et du centre de la France - Olivier, Ernest, 1844 -1914 (Impr. É. Auclaire, 1891)

Revue scientifique du Bourbonnais et du centre de la France - Olivier, Ernest, 1844 -1914 (Impr. É. Auclaire, 1893)

Revue scientifique du Bourbonnais et du centre de la France - Olivier, Ernest, 1844 -1914 (Impr. É. Auclaire, 1897)

La Revue scientifique du Limousin - Le Gendre, Charles. (Impr.-Librairie Ve. H. Ducourtieux, 1893)

La Revue scientifique du Limousin - Le Gendre, Charles. (Impr.-Librairie Ve. H. Ducourtieux, 1901)

Rhode Island plants, or additions and emendations to the catalogue of plants published by the Providence Franklin Society in March, 1845 - Olney, Stephen T. (Stephen Thayer), 1812 -1878 (Providence Franklin Society, 1846)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1903)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1904)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1911)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1913)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1918)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1919)

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

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1986)

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)

Rivista di patologia vegetale - Istituto di patologia vegetale (Università di Milano) (Tipografia del Seminario, 1905)

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, 1900)

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

Rod and gun - Canadian Forestry Association. (Rod and Gun Pub. Co. [etc.], 1913)

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

Rod and gun - Canadian Forestry Association. (Rod and Gun Pub. Co. [etc.], 1918)

The rod and gun and American sportsman ([Rod and Gun Association, 1876)

Roosevelt wild life bulletin ... of the Roosevelt Life Forest Experiment Station of the New York College of Forestry at Syracuse University - New York State College of Forestry at Syracuse University. Roosevelt Wild Life Forest Experiment Station. (The University, 1923)

Roosevelt wild life bulletin ... of the Roosevelt Life Forest Experiment Station of the New York College of Forestry at Syracuse University - New York State College of Forestry at Syracuse University. Roosevelt Wild Life Forest Experiment Station. (The University, 1924)

Rules and regulations of Bureau of Entomology and Plant Quarantine ... Effective June 1, 1938 - United States. Bureau of Entomology; Plant Quarantine. (U.S. Govt. Print. Off, 1939)

Rural New Yorker - Moore, D. D. T. (Rural Pub. Co. [etc.], 1858)

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

Rustic adornments for homes of taste - Hibberd, Shirley, 1825 -1890 (W.H. and L. Collingridge, 1895)

Samuel Barnum Mead and John Torrey correspondence, 1841-1847 - Mead, Samuel Barnum, 1798 -1880 (1841)

Samuel Barnum Mead and John Torrey correspondence, 1841-1847 - Mead, Samuel Barnum, 1798 -1880 (1844)

Sandusky flora. A catalogue of the flowering plants and ferns growing without cultivation in Erie county, Ohio, and the peninsula and islands of Ottawa County - Moseley, Edwin Lincoln, 1865 -1948 (Clapper, 1899)

Schlesien's Land- und Wasser-Mollusken : systematisch geordnet und beschrieben - Scholtz, Heinrich, 1812 -1859 (bei August Schultz und Comp, 1843)

Schriften der Königlichen Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Königliche Physikalisch-Ökonomische Gesellschaft zu Königsberg. (In Commission bei Gräfe und Unzer, 1861)

Schriften der Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Physikalisch-Ökonomische Gesellschaft zu Königsberg (In Commission bei Gräfe und Unzer, 1887)

Schriften der Physikalisch-Ökonomischen Gesellschaft zu Königsberg - Physikalisch-Ökonomische Gesellschaft zu Königsberg (In Commission bei Gräfe und Unzer, 1909)

Schulflora der Provinz Schleswig-Holstein, des Fürstentums Lübeck, sowie des Gebietes der freien Städte Hamburg und Lübeck - Knuth, Paul, 1854 -1899 (O. Lenz, 1888)

Schulflora von Österreich - Willkomm, Moritz, 1821 -1895 (A. Pichler's Witwe & Sohn, 1892)

Science - American Association for the Advancement of Science. ([s.n.], 1881)

Science - American Association for the Advancement of Science. ([s.n.], 1901)

Science - American Association for the Advancement of Science. ([s.n.], 1905)

Science - American Association for the Advancement of Science. ([s.n.], 1920)

Science - American Association for the Advancement of Science. ([s.n.], 1922)

Science-gossip (Simpkin Marshall, Hamilton, Kent & Co, 1894)

Science-gossip (Simpkin Marshall, Hamilton, Kent & Co, 1896)

Science-gossip (Simpkin Marshall, Hamilton, Kent & Co, 1901)

Science progress in the twentieth century : a quarterly journal of scientific work & thought (John Murray, 1907)

The Scientific enquirer; a monthly medium for the supply of information on all scientific subjects (Bailliere, Tindall & Cox, 1888)

Scientific lectures - Lubbock, John, Sir, 1834 -1913 (Macmillan, 1890)

Scientific lectures - Lubbock, John, Sir, 1834 -1913 (Macmillan and Co, 1890)

Scientific lectures - Lubbock, John, Sir, 1834 -1913 (Macmillan and Co, 1879)

Scientific memoirs (1846)

The Scientific monthly - American Association for the Advancement of Science. (American Association for the Advancement of Science [etc.])

Scientific papers of Asa Gray - Gray, Asa, 1810 -1888 (Houghton, Mifflin, 1889)

Scientific papers of Asa Gray - Gray, Asa, 1810 -1888 (Houghton, 1889)

Scrinia florae selectae - Magnier, Charles.

A season among the wildflowers - Wood, Henry. (.W. S. Sonnenschein, 1883)