Which King of Norway, born in 1903 officially opened Frigg Gas Field?
Frigg gas field: Frigg gas field is a natural gas field on Norwegian block 25/1 in the North Sea, on the boundary between the United Kingdom and Norway. Olav V of Norway: Olav V (born Prince Alexander of Denmark; 2 July 1903 – 17 January 1991) was King of Norway from 1957 until his death.
i don't know