Permissible mine equipment approved by the Bureau of Mines during 1959-60
Subtitle: with appended lists of manufacturers of flame-resistant trailing cables and fire-resistant conveyor belts and holders of permits
By: by R.A. Kearns and F.R. Lee.
Contributors: Lee, F. R.; United States. Bureau of Mines.
Series: Information circular (United States. Bureau of Mines) -- 8070
Publisher: U.S.Dept. of the Interior, Bureau of Mines
Published: 1961
Place of publication: Washington, DC
Language: eng
Number of pages: 20
Subjects: Mining machinery.; Mine safety.
Notes: 1