U.S. Geological Survey
Open File Report 03-243
On-line only
Version 1.0

Figure 1. Map of Calvert County with stops for the field trip.

U.S. Department of the Interior, U.S. Geological Survey
URL: http://pubs.usgs.gov/of/2003/of03-243/fig1.htm
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Last modified: 08:42:36 Wed 26 Nov 2003
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