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You searched for: All Creators Crawford, F. S. Remove constraint All Creators: Crawford, F. S. All Subjects Mining machinery--Electric equipment. Remove constraint All Subjects: Mining machinery--Electric equipment. Subject Topical Coal mines and mining--Electric equipment. Remove constraint Subject Topical: Coal mines and mining--Electric equipment.
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1. Some suggestions on the safe handling of electric shovel trailing cables in open-pit mines.

Creator Personal:
Crawford, F. S.
Title:
Some suggestions on the safe handling of electric shovel trailing cables in open-pit mines.
Call Number:
P19466
Date:
1936
Description:

Serial issue. Issued as: United States. Bureau of Mines. Information circular, 6922 (1936:Nov.).

Subject Topical:
Mining machinery--Electric equipment., Mine safety., Electric cables., Coal mines and mining--Electric equipment.
All:
Mining machinery--Electric equipment., Mine safety., Electric cables., Coal mines and mining--Electric equipment.