Hard hats.

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Bibliographic Details
Edition:	Revised edition.
Imprint:	[Arlington, Va.] : [U.S. Dept. of Labor, Mine Safety and Health Administration], [2007]
Description:	3 pages : digital, PDF file.
Language:	English
Series:	Program information bulletin ; no. P07-16 Program information bulletin ; no. P07-16.
Subject:	Mines and mineral resources -- United States -- Equipment and supplies.
Format:	E-Resource U.S. Federal Government Document Book
URL for this record:	http://pi.lib.uchicago.edu/1001/cat/bib/7140737

Hidden Bibliographic Details
Other authors / contributors:	United States. Mine Safety and Health Administration.
Notes:	Title from title screen (viewed on May 1, 2008). "08/02/07." Mode of access: Internet from the MSHA web site. Address as of 05/01/08: http://www.msha.gov/regs/complian/pib/2007/pib07%2D16.pdf; current access available via PURL.
GPO item no.:	0637-H-02 (online)
Govt.docs classification:	L 38.22:07-16

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