National Geologic Map Database
Product Description Page
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Title: Sedimentary formations of Washington, D.C., and vicinity
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Author(s): Darton, N.H.
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Publishing Organization: U.S. Geological Survey
- Publication Date: 1947
- Map Scale: 1:31,680
- Cross Section: None
- North Latitude: 39° 0' 0" N (39.0000)
- South Latitude: 38° 45' 0" N (38.7500)
- East Longitude: 76° 52' 30" W (-76.8750)
- West Longitude: 77° 15' 0" W (-77.2500)
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