Surface evaluation of the 4M Miniminer System

Author: Kwitowski, August J.
Year: 1983
Document Type: BMRA
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.23:8818
Series: Bureau of Mines report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number: 8818
Subject: Coal-mining machinery--Testing
Link: https://hdl.handle.net/2027/mdp.39015078470906

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