=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 2001Jan02 :
Recent work on vertical land movements in the UK can be found from
the University of Nottingham web site:
http://ukcogr.iessg.nottingham.ac.uk/~eosi/
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 21-JUL-94 :
An "Admiralty" stilling well gauge operated from 1852 to about 1930,
and a Gents gauge from June 1961 to 1964. In addition (although data
not with PSMSL), there was another Gents gauge between 1966 and 1972
and a portable Munro between December 1972 and 1978.
Portland is an historic station last data 1964

