=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 14-Jul-2010 :
The data for Aion 1954-2000 was previously on the database the oracle values were copied and stored in a boxfile on one of the PSMSL roller front cupboards.A revised listing 1954-2008 was downloaded from the Arctic and Antarctic Research Institute website and entered onto the database. The RLR factor remains 7.000m as before.

