
The Conemaugh River and its major tributaries, the Little Conemaugh River and Stony Creek, anchor this industrial landscape during a period of urban expansion. The dense valley floor of Johnstown and Cambria City transitions into burgeoning hillside suburbs like Westmont and Southmont, where the 1970s revisions highlight rapid residential growth. The era’s media and civic infrastructure is prominent, featuring Radio Tower (WJAC-TV) on Laurel Hill and the Memorial Auditorium downtown.
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6 editions found
1904 · Johnstown
USGS Topo · 1:62,500
1907 · Johnstown
USGS Topo · 1:62,500
1913 · Somerset
USGS Topo · 1:62,500
1914 · Windber
USGS Topo · 1:62,500
1915 · Somerset
USGS Topo · 1:62,500
1916 · Windber
USGS Topo · 1:62,500
1920 · New Florence
USGS Topo · 1:62,500
1921 · New Florence
USGS Topo · 1:48,000
1922 · New Florence
USGS Topo · 1:62,500
1944 · Somerset
USGS Topo · 1:62,500