The city of Tonsberg with about 30.000 inhabitants is situated in the County of Vestfold and is the oldest town in Norway, founded around 1100 years ago. Tonsberg is situated at the outer Oslofjord about 100 km south of Oslo, the capital city. Tønsberg Seilforening (TS) is located at Fjaerholmen, about 10 min from Tonsberg.

Tønsberg Seilforening was founded in 1888 and has 750 members. 

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