Reise in Brasilien : auf Befehl Sr. Majestät Maximilian Joseph I., Königs von Baiern, in den Jahren 1817 bis 1820 gemacht und beschrieben - Spix, Johann Baptist von, 1781 -1826 (M. Lindauer, 1831)

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, 1875)

Reise in die aequinoctial-gegenden des neuen Continents in den Jahren 1799, 1800, 1801, 1803 und 1804 - Humboldt, Alexander von, 1769 -1859 (J.G. Cotta, 1815)

Relative effects of chlorine and ammonia from wastewater treatment facilities on stream biota - Lewis, William Madison, 1921 - (Illinois Dept. of Energy and Natural Resources, 1983)

Repertorium entomologicum - Deutsche Entomologische Gesellschaft. (Friedländer & Sohn, 1924)

Report - Illinois. State Board of Fish Commissioners. (1884)

Report (and Abstracts of Proceedings and Papers) of the Brighton and Sussex Natural History and Philosophical Society - Brighton; Sussex Natural History; Philosophical Society. (1875)

Report - Colorado Biological Association - Cockerell, Theodore D. A. (Theodore Dru Alison), 1866 -1948 ([Custer County Courant], 1888)

Report of the Agricultural Research Institute and College, Pusa - Agricultural Research Institute; College (India) (Supt. Govt. Print., India, 1909)

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

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1917)

Report of the British Association for the Advancement of Science - British Association for the Advancement of Science. (1925)

Report of the Canadian Arctic Expedition 1913-18 (F. A. Acland, Printer to the King, 1919)

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

Report of the chief of the Bureau of Entomology and Plant Quarantine - United States. Office of Experiment Stations. (U.S. Dept. of Agriculture, Bureau of Entomology and Plant Quarantine, 1935)

Report of the chief of the Bureau of entomology and plant quarantine - United States. Agricultural Research Service. (U.S. Govt. Print. Off, 1935)

Report of the Commissioner for ... - Baird, Spencer Fullerton, 1823 -1887 (G.P.O, 1893)

Report of the Commissioner for ... - Baird, Spencer Fullerton, 1823 -1887 (G.P.O, 1889)

Report of the Commissioner for ... - Baird, Spencer Fullerton, 1823 -1887 (G.P.O, 1896)

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, 1884)

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

Report of the Dominion Entomologist - Canada. Department of Agriculture. Entomology Research Institute (1910)

Report of the Entomologist - United States. Bureau of Entomology. (U.S. Dept. of Agriculture, Bureau of Entomology, 1911)

Report of the Entomologist - United States. Bureau of Entomology. (U.S. Dept. of Agriculture, Bureau of Entomology, 1912)

Report of the Entomologist - United States. Bureau of Entomology. (U.S. Dept. of Agriculture, Bureau of Entomology, 1920)

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

Report of the proceedings of the ... Entomological meeting - Fletcher, T. B. (Thomas Bainbrigge), 1878 -1950 (Superintendent government printing, India, 1921)

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, 1889)

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, 1895)

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, 1894)

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, 1896)

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, 1897)

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, 1904)

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, 1907)

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, 1913)

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 on the noxious and beneficial insects of the state of Illinois - Illinois State Entomologist. (State Entomologist, 1912)

Report of the United States National Museum - United States National Museum (U.S. Govt. Print. Off, 1885)

Report of the Wellcome Research Laboratories at the Gordon Memorial College, Khartoum - Wellcome Research Laboratories (Khartoum, Sudan) (Dept. of Education, Sudan Govt, 1906)

Report of the Wellcome Research Laboratories at the Gordon Memorial College, Khartoum - Wellcome Research Laboratories (Khartoum, Sudan) (Dept. of Education, Sudan Govt, 1908)

Report of the Wellcome Tropical Research Laboratories at the Gordon Memorial College, Khartoum - Wellcome Tropical Research Laboratories. (Dept. of Education, Sudan Govt, 1911)

Report on the geology, mineralogy, botany, and zoology of Massachusetts - Massachusetts. Geological Survey. (J.S. and C. Adams, 1835)

A report on the insects of Massachusetts, injurious to vegetation - Harris, Thaddeus William, 1795 -1856 (Folsom, Wells, and Thurston, printers to the University, 1841)

Report on the progress and condition of the U.S. National Museum for the year ending June 30 ... - United States National Museum (G.P.O, 1914)

Report on the progress and condition of the U.S. National Museum for the year ending June 30 ... - United States National Museum (G.P.O, 1915)

Reports (King's Printer, 1917)

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 observations and experiments in the practical work of the Division - Riley, Charles V. (Charles Valentine), 1843 -1895 (U.S. Dept. of Agriculture, Division of Entomology, 1890)

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

Reports on aquatic insects - Needham, James G. (James George), 1868 -1957 (Univ. of the State of N.Y, 1901)

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

Reports on zoology for 1843, 1844 - Ray Society. (Printed for the Ray society, 1847)

The Review of applied entomology. Series B, Medical and veterinary - Commonwealth Agricultural Bureaux. (Commonwealth Agricultural Bureaux [etc.], 1913)