...n he died, and whose memory he venerated, were most charmingly narrated. His father, John Parke Custis, the son of Mrs. Washington by her first husband, was Washington's aid-de-camp at the siege of Yorktown , and died at the early age of twenty-eight. G. W. P. Custis, the grandson of Mrs. Washington, was educated at Princeton. His early life was passed at Mount Vernon, but after the death of his g...