Ventilating practices that minimize explosion hazards in bituminous-coal mines
By: by M.J. Ankeny, James Westfield and D.S. Kingery.
Contributors: Westfield, James.; Kingery, D.S.; United States. Bureau of Mines.
Series: Information circular (United States. Bureau of Mines) -- 7648
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1952
Place of publication: Washington, DC
Language: eng
Notes: 1