Outline Map of Lehigh County.

1876

Davis, F.A.

1:25k

Anthracite Coal Field, Pottsville, Pennsylvania.

1836

Fisher, Samuel B.

1:35k

Schuylkill County.

1872

Gray, Ormando Willis; Walling, H. F.

1:300k

Northampton, Carbon, Monroe, Lehigh counties.

1872

Gray, Ormando Willis; Walling, H. F.

1:300k

Plate F. East Central Pennsylvania.

1871

Hopkins, G.M.

The United States of America. A study of the American Commonwealth, its natural resources, people, industries, manufactures, commerce, and its work in literature, science, education and self-government. [By various authors.] Edited by N. S. Shaler ... With many illustrations

1894

SHALER, Nathaniel Southgate.

New Jersey.

1818

Carey, Mathew

1:607k

New Jersey.

1794

Morse, Jedidiah

1:1m

Geol. map N.J.

1872

Geological Survey of New Jersey

1:507k

New Jersey.

1879

Rand McNally and Company

1:580k