Nat Thomas and the other boys from the "Havannah" sail along the Severn Estuary on a training cruise on board the "Polly". When the "Polly" is damaged in a storm they put in to Pembroke Dock for repairs. Nat and the boys stay in the army fort on Thorne Island, where they see lights late one night.
- Limba : Engleza
- Data Publicarii : 06 Sep 2001
- Format : Paperback
- Numar pagini : 112
- ISBN : 9781859029794