REPORT ON EXPERIEMENTS IN DEEP HOLE DRILLING IN COAL FOR LOAD CELL INSTALLATIONS NUMBER 2 MINE, CUMBERLAND RAILWAY AND COAL CO., LTD., SPRINGHILL, N. S.

Main Author: Zorychta, H.
Other Authors: Brown, A.
Published: : Canada Department of Mines and Technical Surveys, 1957.
Edition: 1
Series: Canada Department of Mines and Technical Surveys, Technical Memorandum No. 10/57.
Subjects:
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