http://en.wikipedia.org/wiki/George_Mercer_(military_officer)

Eldest son of John Mercer, of "Marlborough," was born June 23, 1733, was educated at William and Mary College; was lieutenant and captain in Washington's First Virginia Regiment in the French and Indian war, and later lieutenant-colonel of Colonel Byrd's Second Virginia Regiment; aide-de-camp to Washington, and was wounded at Fort Necessity, July 3, 1754. In 1761-63 he was burgess for Frederick county, and in 1763 went to England as agent for the Ohio Company. While there he was appointed stamp distributor and was given charge of the stamps for Maryland and Virginia. When he reached Virginia and learned of the feeling among the people, he resigned his office and, entrusting the stamps to Captain Sterling, commander of his majesty's ship, Rainbow, he returned to England. He married, on August 18, 1767, at Scarboro, England, Mary Neville, daughter of Christopher Neville, of Lincoln. He was later appointed lieutenant-governor of North Carolina, but he did not ever act as governor. He died in London, April, 1784, suffering from mental illness.

John studied at the College of William and Mary in Williamsburg, Virginia.

from: http://arlisherring.com/tng/getperson.php?personID=I105331&tree=Herring&PHPSESSID=201e444249d2a9a9fb925d0939682a05

• http://www.history.org/almanack/people/bios/biomer.cfm