
North Branch Potomac River serves as the winding boundary between Maryland and West Virginia, carving a valley through the ridges of the Appalachian Highlands. The landscape is defined by long, parallel elevations like Collier Mountain and Warrior Mountain, which channel the movement of water and transport through gaps. The presence of the Baltimore and Ohio Railroad and the Chesapeake and Ohio Canal National Historic Park underscores the historical importance of this corridor as a primary artery for trade and migration between the coast and the interior. Small settlements and local landmarks, including Patterson Creek and Green Spring, are situated where the terrain allows for crossings and agriculture. Genealogists may find value in the scattered rural sites, such as St Marys Cem and Forest Glen Ch, which reflect the distributed nature of early mountain communities.
49 named features on this map. Tap any name to fly to it.
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This is the sole edition of this map. No revisions or reprints were ever made.
1891 · Romney
USGS Topo · 1:125,000
1898 · Frostburg
USGS Topo · 1:62,500
1899 · Flintstone
USGS Topo · 1:62,500
1900 · Flintstone
USGS Topo · 1:62,500
1901 · Frostburg
USGS Topo · 1:62,500
1908 · Frostburg
USGS Topo · 1:62,500
1920 · Keyser
USGS Topo · 1:62,500
1921 · Keyser
USGS Topo · 1:48,000
1921 · Hanging Rock
USGS Topo · 1:48,000
1922 · Keyser
USGS Topo · 1:62,500