Reise in den äussersten Norden und Osten Sibiriens während der Jahre 1843 und 1844 mit Allerhöchster Genehmigung auf Veranstaltung der Kaiserlichen Akademie der Wissenschaften zu St. Petersburg ausgeführt und in Verbindung mit vielen Gelehrten - Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia) (Buchdr. der K. Akademie der Wissenschaften : Zu haben bei Eggers, 1867)

Reisen im Süden von Ost-Sibirien in den Jahren 1855-1859, incl - Geograficheskoe obshchestvo SSSR (Buchdruckerei der K. Akademie der Wissenschaften, 1863)

Reisen und Forschungen im Amur-Lande in den Jahren 1854-1856 - Schrenck, Leopold von, 1826 -1894 (Commissionäre der K. Akademie der Wissenschaften, 1859)

Relation of plants to environment (or Plant ecology) Outlines of a course of lectures delivered in the summer school of Cornell university 1903 and 1904 - Atkinson, George Francis, 1854 -1918 (The author, 1904)

The relationship between drift and microdistribution of larval Ephemeroptera - Ciborowski, Jan J. H. (University of Alberta, Dept. of Zoology, 1982)

Reliably hardy evergreens for fall planting : autumn 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (New England Nurseries, 1915)

Remote sensing for brush encroachment : landsat monitoring of brush encroachment in fescue grasslands of southwest Alberta - Alberta Remote Sensing Center. (Alberta Remote Sensing Center, 1984)

Repertorium annuum literaturae botanicae periodicae - Bemmelen, J. A. van. (Erven Loosjes, 1873)

Réponse à une adresse de l'Assemblée législative en date du 19 avril 1886, demandant copie du rapport d'un voyage fait au Labrador canadien, en vertu d'un ordre en conseil, par M. Saint-Cyr, ancien député, conservateur du musée de l'instruction publique aussi copie de son catalogue des plantes et des oiseaux de la Côte Nord et des î les faisant partie du Labrador canadien, exposés au Musée de l'Instruction publique - Saint-Cyr, D. N. (Dominique Napoléon), 1826 -1899 (s.n, 1886)

Report of the Alberta Endangered Species Conservation Committee - Alberta Endangered Species Conservation Committee. (Alberta Environment, 2006)

Report of the ... annual meeting of the Canadian Forestry Association - Canadian Forestry Association. (Government Printing Bureau, 1900)

Report of the botanical exploration of southwestern Virginia during the season of 1892 - Small, John Kunkel, 1869 -1938 (1893)

Report of the Botanist - Peck, Charles H. (Charles Horton), 1833 -1917 (University of the State of New York, Office of the Regents, 1868)

Report of the Botanist - New York (State). State Botanist. (James B. Lyon, State Printer, 1867)

Report of the Botanist - Peck, Charles H. (Charles Horton), 1833 -1917 (University of the State of New York, Office of the Regents, 1878)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1875)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1900)

Report of the Canadian Arctic Expedition 1913-18 (F. A. Acland, Printer to the King, 1913)

Report of the Commissioner of Agriculture ... - United States. Department of Agriculture. (G.P.O, 1887)

Report of the Entomologist - United States. Bureau of Entomology. (U.S. Dept. of Agriculture, Bureau of Entomology, 1886)

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

Report of the Fruit Growers' Association of Ontario for the year .... Report of the Entomological Society of Ontario for the year ... - Entomological Society of Ontario. (The Association, 1880)

Report of the Fruit Growers' Association of Ontario for the year .... Report of the Entomological Society of Ontario for the year ... - Entomological Society of Ontario. (The Association, 1882)

Report of the Fruit Growers' Association of Ontario for the year .... Report of the Entomological Society of Ontario for the year ... - Entomological Society of Ontario. (The Association, 1883)

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, 1874)

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, 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, 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 Museum of Natural History, Springfield, Massachusetts - Museum of Natural History (Springfield, Mass.) (The Museum, 1897)

Report of the second Norwegian Arctic Expedition in the "Fram", 1898-1902. Published by Videnskabs-selskabet i Kristiania, at the expense of the Fridjof Nansen Fund for the Advancement of Science - Norske videnskaps-akademi i Oslo. (T.O. Brøgger, 1907)

Report of the Second Norwegian Arctic Expedition in the "Fram," 1898-1902 - Norske videnskaps-akademi i Oslo. (In commission by T.O. Brøgger, 1911)

Report of the Second Norwegian Arctic Expedition in the "Fram," 1898-1902 - Norske videnskaps-akademi i Oslo. (In commission by T.O. Brøgger, 1907)

Report of the Second Norwegian Arctic expedition in the "Fram" 1898-1902 ... - Norske videnskaps-akademi i Oslo. (In commission by T. O. Brøgger, 1911)

Report of the State board of agriculture on the work of extermination of the gypsy moth - Massachusetts. State board of agriculture. (Wright & Potter printing co., state printers, 1893)

Report of the State Botanist - Peck, Charles H. (Charles Horton), 1833 -1917 (University of the State of New York, 1896)

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, 1912)

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 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, 1900)

Report of the State Entomologist on the noxious and beneficial insects of the state of Illinois - Illinois State Entomologist. (State Entomologist, 1878)

Report of the State Entomologist on the noxious and beneficial insects of the state of Illinois - Illinois State Entomologist. (State Entomologist, 1885)

Report of the State Entomologist to the Regents of the University of the State of New York - University of the State of New York. (University of the State of New York], 1886)

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

Report of the Watson Botanical Exchange Club - Watson Botanical Exchange Club. (1916)

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

Report on exploration in the Labrador peninsula along the East Main, Koksoak, Hamilton, Manicuagan and portions of other rivers in 1892-93-94-95 - Geological Survey of Canada (S.E. Dawson, 1896)

Report on an exploration in the Yukon district, N.W.T., and adjacent northern portion of British Columbia, 1887 - Geological; Natural History Survey of Canada. (Dawson, 1888)

Report on forests and forestry - Warder, J. A. (John Aston), 1812 -1883 (G.p.o, 1875)

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

Report on the Doobaunt, Kazan and Ferguson Rivers and the north-west coast of Hudson Bay and on two overland routes from Hudson Bay to Lake Winnipeg - Geological Survey of Canada (S.E. Dawson, 1897)

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. Division of Forestry. (Dept. of Agriculture, Forestry Division, 1888)

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 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 wealth of Canada - Johnson, George, 1837 -1911 (S.E. Dawson, 1895)

Report on the forests of North America, exclusive of Mexico - Sargent, Charles Sprague, 1841 -1927 (Govt. Print. Off, 1884)

Report on the forests of North America (exclusive of Mexico) - Sargent, Charles Sprague, 1841 -1927 (G.P.O, 1884)

Report on the forests of North America (exclusive of Mexico) - Sargent, Charles Sprague, 1841 -1927 (Govt. print. off, 1884)

Report on the geology and resources of the region in the vicinity of the forty-ninth parallel, from the Lake of the Woods to the Rocky Mountains - Dawson, George Mercer, 1849 -1901 (Dawson, 1875)

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

Report on the United States and Mexican boundary survey :made under the direction of the secretary of the Interior - Emory, William H. 1811 -1887 (C. Wendell, printer, 1859)

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)

Report upon natural history collections made in Alaska : between the years 1877 and 1881 - Bean, Tarleton H. (Tarleton Hoffman), 1846 -1916 (Government Printing Office, 1887)

Report upon natural history collections made in Alaska between the years 1877 and 1881 - Bean, Tarleton H. (Tarleton Hoffman), 1846 -1916 (Govt. Print. Off, 1887)

Report upon the forestry investigations of the U. S. Department of agriculture. 1877-1898 - Fernow, B. E. (Bernhard Eduard), 1851 -1923 (Govt. print. off, 1899)

Report upon the forestry investigations of the U.S. Department of agriculture. 1877-1898 - Fernow, B. E. (Bernhard Eduard), 1851 -1923 (Govt. print. off, 1899)

Report upon United States Geographical surveys west of the one hundredth meridian - Geographical Surveys West of the 100th Meridian (U.S.) (G.P.O, 1878)

Reports and transactions - Cardiff Naturalists' Society. (1893)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1893)

Reports of the Director ... - Dominion Experimental Farms; Stations (Canada) (Experimental Farms, 1894)

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, 1904)

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

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

Researches on fungi - Buller, A. H. Reginald (Arthur Henry Reginald), 1874 -1944 (Longmans, Green, 1958)

Residential fuelwood production and sources from roundwood in Minnesota, 1988 - North Central Forest Experiment Station (Saint Paul, Minn.) (North Central Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1991)

Resource management report - Ontario. Fish; Wildlife Branch.