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    Atkinson1942 1-7-0 55-124 Phillip Barnhart1943 2-6-1 105- 69 Phillip Barnhart1944 5-2-0 86- 39 Phillip Barnhart1945 4-2-2 98- 32 Phillip Barnhart1946 3-3-3 150-102 Phillip Barnhart1947 5-4-1 91- 91 Phillip Barnhart1948 1-7-2 74-253 Phillip Barnhart1949 7-3-0 221- 85 Phillip Barnhart1950 C 8-3-0 275- 91 Phillip Barnhart1951 3-6-1 143-174 Billy Joe Purser1952 8-1-1 173- 44 Barlow Anderson1953 6-4-0 152-108 Bob Young1954 6-4-0 235-153 Bob Young1955 5-5-0 186-133 Leroy Fenstemaker1956 5-5-0 172-140 James Moore1957 8-2-0 335-111 James Moore1958 5-5-0 113-162 Ray Gilmore1959 4-6-0 183-167 Ray Gilmore1960 7-3-0 228-114 Robert Frederick1961 2-6-2 70-192 Robert Frederick1962 4-6-0 131-156 Robert Frederick1963 3-6-1 118-150 Boyd Murphy1964 4-6-0 113-184 Weldon Seeliger1965 7-2-1 211-148 Weldon Seeliger1966 4-6-0 122-124 Weldon Seeliger1967 8-2-0 272-107 Weldon Seeliger1968 4-5-0 120- 86 Weldon Seeliger1969 C 3-8-0 167-278 Weldon Seeliger1970 CO 277- 87 Joe Mc Cauley1971 C 4-5-2 124-202 Marvin Sanders1972 3-7-0 179-276 Marvin Sanders1973 C 9-3-1 196-159 Ken Gray1974 6-4-0 172-187 Ken Gray1975 C 8-3-0 225- 91 Ken Gray1976 C 7-4-0 295-111 John Baskin1977 7-3-0 311-123 John Baskin1978 8-2-0 324- 80 John Baskin1979 6-4-0 194-174 John Baskin1980 6-4-0 202-160 John Baskin1981 4-6-0 160-135 John Baskin1982 R 7-3-0 169-133 John Baskin1983 3-5-1 143-153 John Baskin1984 1-9-0 123-267 Bill Mc Gee1985 5-5-0 143-222 Bill Mc Gee1986 4-6-0 144-199 Lynn Spivey1987 0-10-0 66-296 Lynn Spivey1988 CO 5-6-0 116-165 Lynn Spivey1989 C 7-4-0 199-113 Lynn Spivey1990 5-4-1 224-139 Lynn Spivey1991 7-3-0 219-144 Lynn Spivey1992 2-8-0 122-321 Lynn Spivey1993 4-6-0 190-225 John Parchman1994 C-- 396-132 Karl Mc Cormick1998 T 6-6-0 274-202 Karl Mc Cormick1999 R 8-4-0 285-253 Karl Mc Cormick2000 1-9-0 84-246 Karl Mc Cormick2001 T 3-8-0 203-351 Craig Agnew2002 3-7-0 231-300 Craig Agnew2003 4-6-0 203-180 Scott Langley2004 7-3-0 305-194 Scott Langley2005 T 8-4-0 303-300 David Yeager2006 T 7-5-0 314-225 David Yeager2007 R 9-4-0 455-266 David Yeager2008 T 8-4-0 410-268 David Yeager2009 4-5-0 219-196 David Yeager2010 T 6-5-0 294-351 David Yeager2011 1-9-0 170-446 David Yeager2012 3-7-0 244-337 Craig Slaughter2013 T 5-6-0 256-333 Craig Slaughter2014 2-8-0 178-358​ Craig Slaughter2015 T 4-8-0 194-328 Craig Slaughter​2016 T 4-7-0 237-277 Craig Slaughter​1953 2-6-1 130-175 Ernest Sutherland1954 3-7-0 85-244 Ernest Sutherland1955 3-7-0 107-242 Ernest Sutherland1956 C 9-2-1 312- 97 Leo B. So, the reason I’m writing about Girls Around Me is because I finally know what to say about it, and what it means in the greater picture. Absolute dating is the process of determining an age on a specified chronology in archaeology and geology.


    Describe the process of carbon 14 dating

    Though still heavily used, relative dating is now augmented by several modern dating techniques.

    Radiocarbon dating involves determining the age of an ancient fossil or specimen by measuring its carbon-14 content.

    At the time, no radiation-detecting instrument (such as a Geiger counter) was sensitive enough to detect the small amount of carbon-14 that Libby’s experiments required.

    Libby reached out to Aristid von Grosse (1905–1985) of the Houdry Process Corporation who was able to provide a methane sample that had been enriched in carbon-14 and which could be detected by existing tools.

    Top of page Carbon-14 was first discovered in 1940 by Martin Kamen (1913–2002) and Samuel Ruben (1913–1943), who created it artificially using a cyclotron accelerator at the University of California Radiation Laboratory in Berkeley.

    Further research by Libby and others established its half-life as 5,568 years (later revised to 5,730 ± 40 years), providing another essential factor in Libby’s concept.

    In a system where carbon-14 is readily exchanged throughout the cycle, the ratio of carbon-14 to other carbon isotopes should be the same in a living organism as in the atmosphere.

    However, the rates of movement of carbon throughout the cycle were not then known.

    In the absence of any historical data concerning the intensity of cosmic radiation, Libby simply assumed that it had been constant.Known as radiocarbon dating, this method provides objective age estimates for carbon-based objects that originated from living organisms.The “radiocarbon revolution” made possible by Libby’s discovery greatly benefitted the fields of archaeology and geology by allowing practitioners to develop more precise historical chronologies across geography and cultures.Carbon-14 is also passed onto the animals that eat those plants.After death the amount of carbon-14 in the organic specimen decreases very regularly as the molecules decay.

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