12 May 1808 list of slaves and slaveholders at the Washington Navy Yard signed by Commodore Thomas Tingey. On list is  Joe Smoot blacksmith striker,slave of Walter Clark, who finally won his freedom in a noted 1817 court case; Joe Thompson vs Walter Clark. Francis Scott Key was his attorney.
Commodore Thomas Tingey  USN
May 1808 Washington Navy Yard list of slaves and slaveholders, signed by Commodore Thomas Tingey.photographed by Jack Megill at National Archives Washington DC