Ihttp://c14.arch.ox.ac.uk/embed.php?File=calibration.html
2014-08-25 12:49 GMT-03:00 Jojo Iznart <jojoiznar...@gmail.com>: > > For example, how can we assume that C-14 levels are the same today as they > were 5,000 years ago? > -- Daniel Rocha - RJ danieldi...@gmail.com
