FIG. 2.-Index map of lines of soundings across Lake McDonald, above Austin, Texas. The lake is the broadened portion of Colorado River, extending from sounding 0.00 to sounding 18.90, created by the building of the dam.

Figure txu-oclc-2564523-016-f-02
FIG. 2.-Index map of lines of soundings across Lake McDonald, above Austin, Texas. The lake is the broadened portion of Colorado River, extending from sounding 0.00 to sounding 18.90, created by the building of the dam.

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DEPARTMENT OF THE INTERIOR WATER-SUPPLY AND IRRIGATION PAPERS OF THE UNITED STATES GEOLOGICAL SURVEY No.40
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