"The above investigation was made in the Mining Laboratory of the Missouri School of Mines, under the direction of Prof. C. R. Forbes, with the following object in view: To make comparative tests of various types of regular and special bits for the Water-Leyner machine as to drilling speed and total distance drilled by each bit without resharpening"--Introduction, page 2.
Forbes, Carroll Ralph
B.S. in Mining Engineering
Missouri School of Mines and Metallurgy
© 1914 R. M. Simrall and E. O. Stoliker, All rights reserved.
Thesis - Open Access
Bits (Drilling and boring) -- Testing
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Electronic OCLC #
Link to Catalog Recordhttp://merlin.lib.umsystem.edu/record=b2609850~S5
Simrall, Riley Marsh and Stoliker, Edmond Otis, "Tests of rock drill bits for Water-Leyner machine" (1914). Bachelors Theses. 71.