Easton

1929

1:63k

Doylestown

1888

1:63k

Hunterdon 1851 Cornell

1851

Cornell

Hunterdon, Somerset Cos., N.J.

1872

Beers, F. W. (Frederick W.)

1:127k

Atlas of New Jersey, Counties of Hunterdon, Somerset and Mercer.

1873

Hopkins, G.M.

1:253k

Delaware, Montgomery, Bucks counties.

1872

Gray, Ormando Willis; Walling, H. F.

1:300k

The historic and scenic Brandywine watershed

1958

Brandywine Valley Association

Plate J. Southeast Pennsylvania.

1871

Hopkins, G.M.

Plate E. Central Pennsylvania.

1871

Hopkins, G.M.

Various Regions and Cities in Pennsylvania.

1956

Shell Oil Company