A hydraulic-powered platform for scaling high backs and walls

Author: Rose, Charles K.
Additional Authors: Utter, Stephen., Morris, Carl.
Year: 1954
Document Type: BMRA
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.23:5074
Series: Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number: 5074
Subjects: Mining machinery
Oil-shale industry--Equipment and supplies
Hydraulic machinery
Link: https://hdl.handle.net/2027/mdp.39015078536516

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