
The Chesapeake and Ohio Canal serves as a defining artery along the Potomac River during the mid-1940s, marking the border between Maryland and Virginia. This survey by the Corps of Engineers highlights the intricate transportation network where the Monocacy River meets the Potomac, notably featuring the Monocacy Aqueduct. Inland, the Baltimore and Ohio Railroad cuts through the landscape, connecting rural hubs like Dickerson and Barnesville.
36 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.
2 editions found
1884 · Harpers Ferry
USGS Topo · 1:125,000
1891 · Harpers Ferry
USGS Topo · 1:125,000
1893 · Frederick
USGS Topo · 1:125,000
1893 · Harpers Ferry
USGS Topo · 1:125,000
1894 · Frederick
USGS Topo · 1:125,000
1908 · Middletown
USGS Topo · 1:48,000
1908 · Seneca
USGS Topo · 1:62,500
1908 · Ijamsville
USGS Topo · 1:62,500
1909 · Ijamsville
USGS Topo · 1:62,500
1910 · Antietam
USGS Topo · 1:62,500