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Author
- Platts9
- Maryland-National Capital Park and Planning Commission, cartographer, issuing body.3
- Maryland Geological Survey.2
- Maryland-National Capital Park and Planning Commission.2
- Maryland. Department of Geology, Mines, and Water Resources, compiler, issuing body.2
- Maryland. Department of Geology, Mines, and Water Resources.2
- ADC (Firm)1
- Baltimore County (Md.). Office of Planning and Zoning, cartographer, issuing body.1
- Community Research and Development (Firm)1
- Dennison, John M.1
- Geographia Map Company, cartographer, issuing body.1
- Geological Survey (U.S.)1
- Maryland-National Capital Park and Planning Commission, cartographer, compiler, issuing body.1
- Maryland. Department of Transportation.1
- Regional Planning Council (Md.)1
- Rouse Company.1
- United States Coast Survey.1
- United States. Bureau of the Census.1