Scale approximately 1:30,000 (W 75°34ʹ49ʺ--W 75°17ʹ29ʺ/N 40°39ʹ47ʺ--N 40°30ʹ08ʺ).
Note
Date of publication based on date of initial receipt. Indexed. Index and 6 ancillary maps on verso: central Bethlehem -- central Allentown -- Nazareth -- Northampton, Coplay -- Bath -- Easton.