Five Go Down to the Sea. London: Hodder & Stoughton, 1953. First Edition. Pp, 191. A good copy in lightly chipped dust jacket.

The twelfth adventure in Enid Blyton’s most popular series.

The Five are off to stay with the Penruthlans at Tremannon Farm in Cornwall for a nice holiday. At night somebody is flashing lights from the top of the old tower on the treacherous rocks off the Cornish coast.

The Famous Five sense danger. But can they solve this mystery without getting hurt themselves?