1939 Map of Allentown
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1939 Map of Allentown

USGS Topo · Published 1939

About this map

The Lehigh River corridor serves as the industrial and transportation spine of this region during the mid-1930s, connecting established manufacturing centers like Northampton, Catasauqua, and Copley. The landscape is a dense network of early aviation and heavy industry, featuring both the Allentown Bethlehem Airport and the Bethlehem Landing Field, alongside massive operations like the Cement Plant near Brodhead. This era shows the Lehigh Valley transitioning from its deep agrarian roots—marked by dozens of family-named schoolhouses such as Knauss Sch, Steinmetz Sch, and Yoder Sch—into a modern hub defined by the L And Ne RR and Reading RR lines.


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Map Details

Date Portrayed1939
Date Published1939
PublisherU.S. Geological Survey
Map TypeTopographic
Scale1:62500
Physical Dimensions16.5 x 20 inches

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Source Details

CopyrightPublic Domain