Report of the Folkestone Natural History Society - Folkestone Natural History Society. (1871)

Report of the geological exploration of the fortieth parallel - Eaton, Daniel Cady, 1834 -1895 (G.P.O, 1871)

Report of the Geological Survey of Ohio - Geological Survey of Ohio. (Nevins & Myers, state printers, 1893)

Report of the Michigan Academy of Science - Michigan Academy of Science. Council. (The Academy, 1901)

Report of the Michigan Academy of Science - Michigan Academy of Science. Council. (The Academy, 1905)

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, 1907)

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, 1913)

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

Report of the Michigan Academy of Science - Michigan Academy of Science. Council. (The Academy, 1916)

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

Report of the Mistassini expedition, 1884-5 - Macoun, James Melville, 1862 -1920 (Dawson Bros, 1885)

Report of the Mistassini expedition, 1884-5 - Low, A. P. (Albert Peter), 1861 -1942 (Dawson Bros, 1885)

Report of the Pennsylvania Department of Forestry, for the years ... - Pennsylvania. Department of Forestry. (Harrisburg Pub. Co., state printer, 1905)

Report of the Proceedings of the Society / Cheltenham College Natural History Society - Cheltenham College Natural History Society. (1889)

Report of the Proceedings of the Society / Cheltenham College Natural History Society - Cheltenham College Natural History Society. (1895)

Report of the Provincial Museum of Natural History - British Columbia Provincial Museum. (Provincial Museum, King's Printer for British Columbia, 1912)

Report of the Provincial Museum of Natural History - British Columbia Provincial Museum. (Provincial Museum, King's Printer for British Columbia, 1919)

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, 1904)

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

Report of the State Entomologist on injurious and other insects of the state of New York - Felt, Ephraim Porter, 1868 -1943 (Weed, Parsons and Co.; University of the State of New York, 1888)

Report of the State Entomologist on the noxious and beneficial insects of the state of Illinois - Illinois State Entomologist. (State Entomologist, 1884)

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

[Report of a voyage made to the Canadian Labrador coast ; Catalogue of plants and birds of the north shore] - Saint-Cyr, D. N. (Dominique Napoléon), 1826 -1899 (s.n, 1887)

Report on botanical work in Minnesota for the year 1886 - Arthur, Joseph Charles, 1850 -1942 (Pioneer Press Co, 1887)

Report on explorations of the Churchill and Nelson Rivers and around God's and Island Lakes, 1879 - Geological Survey of Canada (Dawson Brothers, 1880)

Report on the conservation status of Arabis fecunda, a candidate threatened species - Lesica, Peter. (Montana Natural Heritage Program, 1993)

Report on the conservation status of Cirsium longistylum, a candidate threatened species - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1991)

Report on the conservation status of Howellia aquatilis, a candidate threatened species - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1988)

Report on the conservation status of Penstemon lemhiensis, a candidate threatened species : Montana - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1990)

Report on the conservation status of Shoshonea pulvinata, a candidate threatened species - Lesica, Peter. (Montana Natural Heritage Program, 1988)

Report on the culture and curing of tobacco in the United States - Killebrew, J. B. (Joseph Buckner), 1831 -1906 (Govt. print. off, 1884)

[Report on the food of the robin.] - Jenks, J. W. P. 1819 -1894 (1859)

Report on the forest conditions of the Rocky Mountains, and other papers; with a map showing the location of forest areas on the Rocky Mountain range - United States. Department of Agriculture. (Govt. Print. Off, 1889)

Report on the forest conditions of the Rocky Mountains, and other papers; with a map showing location of forest areas on the Rocky Mountain range (Govt. print. off, 1888)

Report on the indigenous medical botany of Massachusetts - Williams, Stephen W. (Stephen West), 1790 -1855 (1849)

Report on the Natal forests - Fourcade, Henry George, 1865 -1948 (s.n.], 1889)

Report, State Entomologist of Minnesota to the Governor - Minnesota. State Entomologist. (Agricultural Experiment Station, 1922)

Report: <to accompany bill S. no. 241> - Linn, Lewis Fields, 1795 -1843 (Blair & Rives, printers, 1838)

Report upon forestry. From the committee appointed to memorialize Congress and the state legislatures, regarding the cultivation of timber and the preservation of forests - Hough, Franklin Benjamin, 1822 -1885 (Govt. Print. Off, 1878)

A report upon the boreal flora of the Sierra Nevada of California - Smiley, Frank Jason, 1880 - (University of California Press, 1921)

Report / Warwickshire Natural History & Archaeological Society - Warwickshire Natural History; Archaeological Society. (1861)

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

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.], 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.], 1853)

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.], 1854)

Reports of observations and experiments in the practical work of the Division, made under the direction of the Entomologist - United States. Division of Entomology. (U.S. G.P.O, 1883)

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

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

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

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

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

Reports on the noxious, beneficial and other insects, of the state of New York. Made to the State agricultural society, pursuant to an annual appropriation for this purpose from the legislature of the state - Comstock, Anna Botsford, 1854 -1930 (C. Van Benthuysen, printer [etc.], 1856)

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

Reproduction des cryptogames - Rietsch, Maximilien. (G. Baillière, 1882)

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

Research natural areas in Colorado, Wyoming, Nebraska, North Dakota, South Dakota, and parts of Wyoming - Rocky Mountain Forest; Range Experiment Station (Fort Collins, Colo.) (U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station, 1994)

A research on the pines of Australia - Baker, Richard T. (Richard Thomas), 1854 -1941 (W. A. Gullick, government printer, 1910)

Resource management report - Ontario. Fish; Wildlife Branch.

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

Results of a biological reconnoissance of south-central Idaho - Stejneger, Leonhard, 1851 -1943 (Govt. Print. Off, 1891)

Results of field surveys for Allotropa virgata in the Beaverhead and Deerlodge National Forests - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1992)

Resurrection of the Pronotocrepini Knight, with revisions of the Nearctic genera Orectoderus Uhler, Pronotocrepis Knight, and Teleorhinus Uhler, and comments on the Palearctic Ethelastia (Heteroptera, Miridae, Phylinae) - Wyniger, Denise. (American Museum of Natural History, 2010)

Retail, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1941)

Retail catalogue of ground cover plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hugh B. Barclay, 1930)

Retail catalogue : spring 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lindley Nurseries Inc, 1956)

Retail list and wholesale list : shrubs, trees, vines, ferns, 1939-1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tuttle Bros. Nurseries, 1939)

Retail list : shrubs and trees, vines and perennials, 1938-1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tuttle Bros. Nurseries, 1938)

Retail list : shrubs, trees, vines, perennials, 1937-1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Tuttle Bros. Nurseries, 1937)

Retail price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Greening Nursery Company, 1919)

Retail price list, 1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lindley Nurseries Inc, 1919)

Retail price list 1921 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lindley Nurseries Inc, 1921)

Retail price list : 1923 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J. Van Lindley Nursery Company, 1923)

Retail price list 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lindley Nurseries Inc, 1925)

Retail price list, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1935)

Retail price list, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1936)

Retail price list, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1939)

Retail price list : Fall 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J. Van Lindley Nursery Co, 1920)

Retail price list : fall 1921 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (United States Nursery Company, 1921)

Retail price list : fall 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lindley Nurseries Inc, 1922)

Retail price list fall 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J. Van Lindley Nursery Company, 1924)

Retail price list, fall 1932 spring 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mecklenburg Nurseries, Inc, 1932)

Retail price list : fall 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Lindley Nurseries Inc, 1933)

Retail price list : fall 1943, spring 1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Princeton Nurseries, 1943)

Retail price list for spring and fall 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carow Nursery, 1929)

The Review of applied entomology. Series A, Agricultural - C.A.B. International. Bureau of Crop Protection (Commonwealth Agricultural Bureaux, etc, 1916)

The Review of applied entomology. Series A, Agricultural - C.A.B. International. Bureau of Crop Protection (Commonwealth Agricultural Bureaux, etc, 1917)

The Review of applied entomology. Series A, Agricultural - C.A.B. International. Bureau of Crop Protection (Commonwealth Agricultural Bureaux, etc, 1918)

The Review of applied entomology. Series A, Agricultural - C.A.B. International. Bureau of Crop Protection (Commonwealth Agricultural Bureaux, etc, 1920)

Review of the Pleistocene of Europe, Asia and Northern Africa - Osborn, Henry Fairfield, 1857 -1935 (New York Academy of Sciences, 1915)

Revised checklist of New York State plants - Mitchell, Richard S., 1938 - (University of the State of New York, State Education Dept, 1997)

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)

Revision of Phoenicocoris Reuter with descriptions of three new species from North America and a new genus from Japan (Heteroptera, Miridae, Phylinae) - Schwartz, Michael D. (American Museum of Natural History, 2004)

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, 1856)

Revue biologique du nord de la France (Le Bigot, 1890)

Revue bryologique et lichenologique - Muséum national d'histoire naturelle (France) (Museum national d'histoire naturelle, 1934)

Revue bryologique et lichenologique - Muséum national d'histoire naturelle (France) (Museum national d'histoire naturelle, 1978)

Revue bryologique et lichenologique - Muséum national d'histoire naturelle (France) (Museum national d'histoire naturelle, 1982)

Revue bryologique et lichenologique - Muséum national d'histoire naturelle (France) (Museum national d'histoire naturelle, 1969)

Revue bryologique et lichenologique - Muséum national d'histoire naturelle (France) (Museum national d'histoire naturelle, 1957)

Revue d'entomologie - Société française d'entomologie. (Société Française d'Entomologie, 1887)

Revue d'entomologie - Société française d'entomologie. (Société Française d'Entomologie, 1890)

Revue d'entomologie - Société française d'entomologie. (Société Française d'Entomologie, 1892)

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, 1886)

Revue de botanique; bulletin mensuel de la Société Française de Botanique - Société française de botanique. (Au secrétariat de la Société, 1887)

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)