sentences:  John Mercer (colonial lawyer)
  
  John Mercer (February 6, 1704 – October 14, 1768) was a colonial American lawyer, land speculator, and author.Born in Dublin, Ireland, he came to Virginia in 1720 where he built the colonial estate Marlborough (also called Marlboro; at Marlborough Point on the Potomac River, in Stafford County).