1877
1871
Hopkins, G.M.
1871
Hopkins, G.M.
1:32k
1871
Hopkins, G.M.
1:32k
1848
1871
Hopkins, G.M.
1:25k
1947
Chester County Historical Society
1888
1:63k
1882
Smith, J.L.
1:63k
1902
Gannett, Henry; Wilson, H. M.; US Coast and Geodetic Survey; Geological Survey of New Jersey
1:63k