Figure txu-oclc-5040853-023-f-02

FIG. 2-Section of hill on east side of Elm Creek, 1 mile above the bridge at the crossing of the Del Rio and Eagle Pass road.

Figure txu-oclc-5040853-023-f-02
FIG. 2-Section of hill on east side of Elm Creek, 1 mile above the bridge at the crossing of the Del Rio and Eagle Pass road.

from

DEPARTMENT OF THE INTERIOR BULLETIN OF THE UNITED STATES GEOLOGICAL SURVEY No. 164
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