; born in Cumberland, England
, March 9, 1759; was taken to Charleston, S. C.
, an orphan, at an early age; at the breaking out of the Revolutionary War
he entered the military service.
He finally became aide to General Lincoln
, and was made a prisoner at Charleston
He was secretary to Col. John Laurens
, special minister
, and was in Washington
's military family as aide, with the rank of major.
was assistant Secretary
of War under Washington
, and was secretary to the convention that framed the national Constitution in 1787.
From 1789 to 1792 he was aide and private secretary to President Washington
; from 1796 to 1801 was surveyor of the port of Philadelphia
, and was secretary to the General Society
of the Cincinnati
He died in Philadelphia
, Dec. 17, 1828.