
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.
127 named features on this map. Tap any name to fly to it.
Don’t see what you’re looking for? This feature index may not catch every label — zoom into the map to look around manually.
This is the sole edition of this map. No revisions or reprints were ever made.
1898 · Olean
USGS Topo · 1:62,500
1900 · Salamanca
USGS Topo · 1:62,500
1924 · Bradford
USGS Topo · 1:62,500
1925 · Belmont
USGS Topo · 1:62,500
1926 · Bradford
USGS Topo · 1:62,500
1934 · Coudersport
USGS Topo · 1:48,000
1935 · Mt. Jewett
USGS Topo · 1:48,000
1937 · Smethport
USGS Topo · 1:62,500
1938 · Coudersport
USGS Topo · 1:62,500
1938 · Salamanca
USGS Topo · 1:62,500