Well-Drilling Apparatus.
Description:
Patent for a well-drilling apparatus meant "to provide improved means for adjusting and withdrawing drill-tools without removing the drill-rod to provide a folding reamer and means for adjusting the blades thereof, and to provide means for conveying water to the drill, whereby the drillings are carried up outside of the drill-rod or barrel" (lines 9-16).
Date:
December 24, 1895
Creator:
Horton, Stephen A.
Partner:
UNT Libraries Government Documents Department