
The Allegheny River carves a deep valley through northern Pennsylvania, serving as a corridor for the Pennsylvania and Pittsburgh and Northern railroads during the early 1930s. This industrial landscape is anchored by Smethport and Port Allegany, where the river and rail lines converge near the Potato Creek junction. The map reveals a dense network of rural infrastructure, from the Fire Tower atop Prospect Hill to numerous one-room schoolhouses like Upper Open Brook Sch and Annin Creek Sch that served isolated valley communities.
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This is the sole edition of this map. No revisions or reprints were ever made.
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