Radio Noordzee was one of the two popular Dutch radio channels that operated from a ship in the North Sea, the other being Radio Veronica. Radio Noordzee was active from 1970 to 1974, so this sticker is at least 50 years old.
 
They sponsored the Datsun Racing Team, which produced this decal for the team's supporters.
The decal measures 205 x 60 mms and has never been used. It still is in excellent condition.
 
Solely one copy available.