Dan Blankenship, treasure seeker
The Story
A transplanted American is determined to discover the secret buried on Oak Island.
Medium: Television
Program: The National
Broadcast Date: Aug. 5, 1991
Guest: Dan Blankenship
Reporter: Dan Bjarnason
Duration: 3:42
Program: The National
Broadcast Date: Aug. 5, 1991
Guest: Dan Blankenship
Reporter: Dan Bjarnason
Duration: 3:42