Wikipedia ar ar dating
For a list of microform and book indexes for the non-population schedules of Arkansas, click here.
Censuses were taken in Arkansas in different years than the federal censuses.
However, if you put it near the core of a nuclear reactor, so that it is bombarded by neutrons, then this will convert it into Ar.
This isotope of argon is quite unstable, having a half-life of only 269 years.
For a list of available and missing Arkansas censuses, click here.
These and other clues provided by censuses are important because they help find additional kinds of records about the family.Consequently, the amount of it found in rocks is negligible — unless you subject them to an artificial neutron source.Some of the problems of K-Ar dating can be avoided by the use of the related Ar-Ar dating method.In this article we shall explain how this method works and why it is superior to the K-Ar method.
These censuses may have different data compared to federal censuses.Check these censuses for more information on a family.