Ventilation of a 40-foot, two-pass, extended cut.

Bibliographic Details
Corporate Author:	Pittsburgh Research Laboratory (National Institute for Occupational Safety and Health)
Format:	Government Document Book
Language:	English
Published:	[Pittsburgh, Pa.] : U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, [1998]
Series:	Technology news ; no. 472.
Subjects:	Mine ventilation > United States.
Online Access:	https://purl.fdlp.gov/GPO/LPS91846

Available Online