Run-through check curtains
Series: Program information bulletin -- no. P11-42; Program information bulletin -- no. P 11-42.
Publisher: U.S. Dept. of Labor, Mine Safety and Health Administration
Published: 2011
Place of publication: Arlington, Va
Language: eng
Format: [electronic resource]
Subjects: Coal mines and mining; Equipment and supplies; Mine safety
Notes: Title from title screen (viewed on July 27, 2011).

"Issue date 5/20/2011."