Search U.S. government technical reports digitized or harvested by TRAIL.

Keyword Search

Prevention of fires caused by electric arcs and sparks from trolley wires

Guarding trolley wires in mines

Published Year

• 1940-1949 (2) *

Subject

• Electricity in mining (2) *
• Mine safety (2) *

Author

• Gleim, E. J. (2)
• Artz, R. T. (1)
• Griffith, F. E. (1)
• Harrington, D. (1)

• About TRAIL
• FAQ
• Join TRAIL
• Contact Us

Search developed and maintained by the University of Washington Libraries
Copyright 2010