In 1766, at the age of 16, Thomas was apprenticed to Thomas Dagg, a ship
carpenter by his guardian, Joseph Farrow, his brother-in-law. 1766.
In 1774-76, he brought and sold land in Prince William County, Virginia,
including two lots in Dumfries, Virginia (Prince William Deeds). At the
start of the Revolutionary Was he owed money to some store or business in
England; he is listed in "British Merchantile Claims" as "Thomas
Masterson of Prince William Co.,...due September 1776 lives in
Petersburgh, solvent." Another Merchantile Claim, 1803, sya "Thomas
Masterson, of Loudoun Co....due July 29, 1776. Died insolvent about 12
years ago."
He is probably the Thomas Masterson, Ensign, on the ship "Tempest" 1778.
- Virginians in the Revolution" states that he was appointed midshipman
on February 6, 1778.
The 1782-87 tax lists of Virginia, shows Thomas in Prince George Co., at
the time. He died 1816, circa 1791 if The Merchantile Claim is correct,
when his wife and daugther grant power of attorney to sell land Thomas
had owned on Twin Creek in Gallatin adn Owen Co's., Kentucky. They were
residents of Dinwiddie Co., Virginia then.