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San Antonio
Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:250000
Date:
1957
Creator:
Geological Survey (U.S.)
System:
The Portal to Texas History
Texas: Dilley Quadrangle
Topographic quadrangle map of Dilley, Texas and the surrounding area, showing towns, roads, and borders. It is a polyconic projection map with relief shown by contours (interval 20 feet) and spot heights. Scale 1:62,500
Date:
1957
Creator:
United States. Army. Corps of Engineers.
System:
The Portal to Texas History