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Naturperler - 1.
Damsbro mose - ."
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Naturperler i Vestfold.
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Naturperler i
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Retrieved February 5, 2016. "Jeløy Island". visithvaler.com. Retrieved...
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California Press. ISBN 9780520039735. Schandy, Tom; Helgesen, Tom (2012).
Naturperler i
Vestfold (in Norwegian).
Forlaget Tom & Tom v/Schandy. ISBN 9788292916148...