Operating Regulations to Govern Coal-Mining Methods and the Safety and Welfare of Miners on Leased Lands on the Public Domain Under the Act of February 25, 1920 (Public No. 146).
, by United States Bureau of MinesNote: Supplemental materials are not guaranteed with Rental or Used book purchases.
- ISBN: 9781154453980 | 1154453987
- Cover: Paperback
- Copyright: 5/5/2010
This is an OCR edition without illustrations or index. It may have numerous typos or missing text. However, purchasers can download a free scanned copy of the original rare book from the publisher's website (GeneralBooksClub.com). You can also preview excerpts of the book there. Purchasers are also entitled to a free trial membership in the General Books Club where they can select from more than a million books without charge. Title: Operating Regulations to Govern Coal-Mining Methods and the Safety and Welfare of Miners on Leased Lands on the Public Domain Under the Act of February 25, 1920 (Public No. 146).; Original Published by: Govt. print. off. in 1921 in 52 pages; Subjects: Coal mines and mining; Business