=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 11-Jun-1991
Lisbon              210/023 RLR(1981) is 12.4m below TGBM
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 12-Jul-1993
Lisbon              210/023 RLR(1981) is 12.4m below TGBM
Lisbon is an historic station last data 1985