On Easton Road (Pennsylvania Route 611), on the right when traveling north.
Founded in 1717, comprises 16.5 square miles. Named for a town in Sussex, England. Site of Graeme Park, residence of Governor Sir William Keith 1717-1726. First autogiro flight in U.S. made here 1928, Pitcairn Field - site became U.S. Naval Air . . . — — Map (db m28107) HM
On County Line Road just east of Keith Valley Road, on the left when traveling west.
Built 1722 by Sir William Keith, Lieutenant Governor of the Province of Pennsylvania, 1717~1726. Also called Graeme Park, for Dr. Thomas Graeme, owner after 1737. — — Map (db m66648) HM