GEOLOGICAL SURVEY OF TEXAS.
Jno E. Hollingsworth, Commissioner. E. T. Dumble, State Geologist
PRELIMINARY REPORT
ON THE
UTILIZATION OF LIGNITE
BY
E.T. DUMBLE.
HENRY HUTCHINGS, STATE PRINTER,
1891.
pg a000a: Preliminary report on the utilization of lignite Publication 15176693.
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