Precision jigging as a substitute for laboratory sink-float

Author: Coe, G. D.
Additional Authors: Coghill, Will H.
Year: 1944
Document Type: BMRA
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.23:3769
Series: Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number: 3769
Subject: Coal--Testing
Links: https://hdl.handle.net/2027/mdp.39015078496877
https://hdl.handle.net/2027/mdp.39015078487314

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