Fire and ventilation doors in metal mines
Series: U. S. Bureau of Mines. Reports of Investigations. Serial -- No. 2426
Publisher: The Bureau.
Published: 1922
Place of publication: (Washington)
Language: eng
Subjects: Fire doors; Mine fires; Prevention and control; Mine safety; Mine ventilation; Design and construction; Mine ventialtion; Equipment and supplies; Fire testing; Safety measures
Notes: Mimeographed text.