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Frederick County (reverse)/Washington County (obverse)
By John T. Marck

Date:

Location: 08-28-2009
MD 340 (south side), 150 feet east of overpass over entrance ramp from
MD 180 to MD 340, east of Harpers Ferry, W.VA.
Knoxville, MD
Coordinates:
N 39 19 48.87
W 77 40 11.98
Photograph & article copyright © 
1990-2022 by John T. Marck. All 
Rights Reserved. This photograph and article may not be resold, reprinted, or 
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