Horsham Township
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 Station 1942.
Marker is on Easton Road (Pennsylvania Route 611), on the right when traveling north.
Courtesy hmdb.org