No CrossRef data available.
Published online by Cambridge University Press: 18 July 2016
The dating equipment and operating conditions remain essentially as described in R, 1970, v 12, p 285-286, except that the samples are now measured at either 76, 152 or 380cm Hg at 20°C to allow for the variation in sample size. The calculation of results and correction for isotopic enrichment remain as previously described in R, 1973, v 15, p 212.