Quarterly journal of the Florida Academy of Sciences - Florida Academy of Sciences. (Florida Academy of Sciences, 1970)

Quarterly journal of the Florida Academy of Sciences - Florida Academy of Sciences. (Florida Academy of Sciences, 1974)

Rapid biological inventories - Field Museum of Natural History. Environmental; Conservation Programs. (Field Museum, 2006)

Rapid biological inventories - Field Museum of Natural History. Environmental; Conservation Programs. (Field Museum, 2005)

Raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1976)

Raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1978)

Raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1979)

Raptor research - Raptor Research Foundation. (Raptor Research Foundation, 1980)

The rat mite attacking man - Bishopp, F. C. (Fred Corry), 1884 -1970 (U.S. Dept. of Agriculture, 1923)

Rats and mice as enemies of mankind - Hinton, Martin A. C. (Martin Alister Campbell), 1883 -1961 (British Museum, 1918)

Reading Naturalist. Reading - Reading Natural History Society. (1961)

Reading Naturalist. Reading - Reading Natural History Society. (1967)

Reading Naturalist. Reading - Reading Natural History Society. (1968)

Reading Naturalist. Reading - Reading Natural History Society. (1969)

Reading Naturalist. Reading - Reading Natural History Society. (1970)

Reading Naturalist. Reading - Reading Natural History Society. (1971)

Reading Naturalist. Reading - Reading Natural History Society. (1972)

Reading Naturalist. Reading - Reading Natural History Society. (1973)

Reading Naturalist. Reading - Reading Natural History Society. (1974)

Reading Naturalist. Reading - Reading Natural History Society. (1975)

Reading Naturalist. Reading - Reading Natural History Society. (1976)

Reading Naturalist. Reading - Reading Natural History Society. (1977)

Reading Naturalist. Reading - Reading Natural History Society. (1978)

Reading Naturalist. Reading - Reading Natural History Society. (1979)

Reading Naturalist. Reading - Reading Natural History Society. (1980)

Reading Naturalist. Reading - Reading Natural History Society. (1981)

Reading Naturalist. Reading - Reading Natural History Society. (1982)

Reading Naturalist. Reading - Reading Natural History Society. (1983)

Reading Naturalist. Reading - Reading Natural History Society. (1984)

Reading Naturalist. Reading - Reading Natural History Society. (1985)

Reading Naturalist. Reading - Reading Natural History Society. (1986)

Reading Naturalist. Reading - Reading Natural History Society. (1987)

Reading Naturalist. Reading - Reading Natural History Society. (1988)

Reading Naturalist. Reading - Reading Natural History Society. (1989)

Reading Naturalist. Reading - Reading Natural History Society. (1990)

Reading Naturalist. Reading - Reading Natural History Society. (1992)

Reading Naturalist. Reading - Reading Natural History Society. (1993)

Reading Naturalist. Reading - Reading Natural History Society. (1994)

Reading Naturalist. Reading - Reading Natural History Society. (1995)

Reading Naturalist. Reading - Reading Natural History Society. (1996)

Reading Naturalist. Reading - Reading Natural History Society. (1997)

Reading Naturalist. Reading - Reading Natural History Society. (1999)

Reading Naturalist. Reading - Reading Natural History Society. (2000)

Reading Naturalist. Reading - Reading Natural History Society. (2003)

Reading Naturalist. Reading - Reading Natural History Society. (2004)

Reading Naturalist. Reading - Reading Natural History Society. (2007)

Reading Naturalist. Reading - Reading Natural History Society. (2008)

Reading Naturalist. Reading - Reading Natural History Society. (2009)

Reading Naturalist. Reading - Reading Natural History Society. (2010)

Reading Naturalist. Reading - Reading Natural History Society. (2011)

Reading Naturalist. Reading - Reading Natural History Society. (2012)

Reading Naturalist. Reading - Reading Natural History Society. (2013)

Readings in mammalogy / selected from the original literature and introduced with comments - Anderson, Sydney, 1927 -2018 (Museum of Natural History, University of Kansas, 1970)

Real Sociedad Española de Historia Natural. Tomo extraordinario publicado con motivo del 50. aniversario de su fundación, 1921 - Sociedad Española de Historia Natural. (Museo Nacional de Ciencias Naturales, 1921)

Recent advances in cytology - Darlington, C. D. (Cyril Dean), 1903 - (P. Blakiston's son & co., inc, 1937)

Records of the Auckland Institute and Museum - Auckland Institute; Museum. (Auckland Institute and Museum, 1990)

Records of the Australian Museum - Australian Museum (Printed by order of the Trustees, 1923)

Records of the Australian Museum - Australian Museum (Printed by order of the Trustees, 2017)

Records of the Australian Museum - Australian Museum (Printed by order of the Trustees, 2020)

Records of the Queen Victoria Museum Launceston - Queen Victoria Museum (Launceston, Tas.) (The Museum, 1964)

Records of the Queen Victoria Museum Launceston - Queen Victoria Museum (Launceston, Tas.) (The Museum, 1967)

Records of the Queen Victoria Museum Launceston - Queen Victoria Museum (Launceston, Tas.) (The Museum, 1989)

Records of the Queen Victoria Museum Launceston - Queen Victoria Museum (Launceston, Tas.) (The Museum, 1991)

Records of the South Australian Museum - South Australian Museum (Published under the authority of the board of governors and edited by the museum director, 1952)

Records of the South Australian Museum - South Australian Museum (Published under the authority of the board of governors and edited by the museum director, 1961)

Records of the South Australian Museum - South Australian Museum (Published under the authority of the board of governors and edited by the museum director, 2003)

Records of the Western Australian Museum - Western Australian Museum (Western Australian Museum, 1979)

Records of the Western Australian Museum - Western Australian Museum (Western Australian Museum, 1991)

The relationship between power output, oxygen consumption and heart rate during exercise in the rat - Campagna, Philip D. (1978)

The relative toxicity of strychnine to the rat - Schwartze, Erich W. (Erich Wilhelm), 1891 - (U.S. Dept. of Agriculture, 1922)

Report of the Secretary of the Smithsonian Institution and financial report of the Executive Committee of the Board of Regents for the year ending June 30 ... - Smithsonian Institution (Smithsonian Institution, 1939)

Report of the Secretary of the Smithsonian Institution and financial report of the Executive Committee of the Board of Regents for the year ending June 30 ... - Smithsonian Institution (Smithsonian Institution, 1933)

Report of the Secretary of the Smithsonian Institution and financial report of the Executive Committee of the Board of Regents for the year ending June 30 ... - Smithsonian Institution (Smithsonian Institution, 1945)

Report of the Secretary of the Smithsonian Institution and financial report of the Executive Committee of the Board of Regents for the year ending June 30 ... - Smithsonian Institution (Smithsonian Institution, 1947)

Report of the Secretary of the Smithsonian Institution and financial report of the Executive Committee of the Board of Regents for the year ending June 30 ... - Smithsonian Institution (Smithsonian Institution, 1952)

Report on the progress and condition of the United States National Museum - United States National Museum (U.S. Govt. Print. Off, 1929)

Report on the progress and condition of the United States National Museum - United States National Museum (U.S. Govt. Print. Off, 1907)

Research animals in medicine - Harmison, Lowell T. (U.S. Department of Health, Education, and Welfare, Public Health Service, National Institutes of Health, 1973)

A review of the Cuban ground spiders of the family Gnaphosidae (Araneae, Gnaphosoidea) - Platnick, Norman I. (American Museum of Natural History, 1993)

Revised checklist of North American mammals north of Mexico, 1997 - Jones, Clyde, 1935 - (Museum of Texas Tech University, 1997)

Revised checklist of North American mammals north of Mexico - Genoways, Hugh H. (Museum, Texas Tech University, 1975)

Revised checklist of North American mammals north of Mexico, 2003 - Baker, Robert J. (Museum of Texas Tech University, 2003)

Revised checklist of North American mammals north of Mexico, 1991 - Jones, J. Knox (Texas Tech University Press, 1992)

Revised checklist of North American mammals north of Mexico, 2014 - Würsig, Bernd G. (Museum of Texas Tech University, 2014)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1928)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1938)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1943)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1945)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1946)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1949)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1953)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1962)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1963)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1967)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1968)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1969)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1970)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1971)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1972)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1973)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1974)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1981)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1983)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1986)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1988)