=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 11-Jun-1991 Vadso 040/005 RLR(1970) is 9.7m below BM AE4N11 =========================== FOLLOWING PSMSL DOCUMENTATION ADDED 17-Mar-1993 Possible datum shift in RLR record in the late 1970s. =========================== FOLLOWING PSMSL DOCUMENTATION ADDED 06-Oct-1993 Data up to 1986 from Statens Kartverk =========================== FOLLOWING PSMSL DOCUMENTATION ADDED 10-Oct-1994 Vadso is an historic station last data 1987