Engineering & TechnologyMultiple-shift mechanical mining in some bituminous coal mines. Progress report 1Albert L Toenges![Multiple-shift mechanical mining in some bituminous coal mines. Progress report 1]()
Multiple-shift mechanical mining in some bituminous coal mines. Progress report 1
Albert L Toenges
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“Multiple-shift mechanical mining in some bituminous coal mines. Progress report 1” by Albert L Toenges: a public-domain book in “Engineering & Technology”…
Catalogue details
- Author
- Albert L Toenges
- Category
- Engineering & Technology
- Language
- English
- Source
- HathiTrust