Run-through check curtains

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Bibliographic Details
Imprint:[Arlington, Va. : U.S. Dept. of Labor, Mine Safety and Health Administration, 2011]
Description:1 online resource (3 p.).
Language:English
Series:Program information bulletin ; no. P11-42
Program information bulletin ; no. P 11-42.
Subject:
Format: E-Resource U.S. Federal Government Document Book
URL for this record:http://pi.lib.uchicago.edu/1001/cat/bib/8458817
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Other authors / contributors:United States. Mine Safety and Health Administration.
Notes:Title from title screen (viewed on July 27, 2011).
"Issue date 5/20/2011."
Other form:Print version: Run-through check curtains
GPO item no.:0637-H-02 (online)
Govt.docs classification:L 38.22:P 11-42