After four years of digging, analysing, and studying, they were able to determine that the ship had been built in the 1770s - around the same era as the Declaration of Independence.
Researchers also determined that the type of oak used to build the ship would have come from Philadelphia.
Strangest of all was that the rings on the wooden hull matched other samples of wood rings that had been used to build Independence Hall, where both the Declaration of Independence and the US Constitution were signed.
Here's the most interesting part!
http://opr.news/1bc80f5230321en_us?link=1&client=opera
Clearly they found the Ship of State