
The confluence of the Mahoning River and the Shenango River forms a dense industrial corridor at the heart of this early twentieth-century survey. Massive rail infrastructure, including the Pittsburg Youngstown and Ashtabula Div and the Baltimore and Ohio RR, traces the river valleys to serve the region's burgeoning manufacturing and extractive industries. The landscape is dotted with company towns and railway junctions like Mahoningtown, Newcastle Junction, and Lawrence Junction, reflecting the era's heavy reliance on steam-powered transport.
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6 editions found
1901 · Beaver
USGS Topo · 1:62,500
1902 · New Castle
USGS Topo · 1:62,500
1904 · Newcastle
USGS Topo · 1:62,500
1904 · Wellsville
USGS Topo · 1:62,500
1904 · Beaver
USGS Topo · 1:62,500
1905 · Neshannock
USGS Topo · 1:62,500
1906 · Youngstown
USGS Topo · 1:62,500
1906 · Sewickley
USGS Topo · 1:62,500
1907 · Neshannock
USGS Topo · 1:62,500
1907 · Columbiana
USGS Topo · 1:62,500