Search

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

Keyword Search

Enter your search term(s):
[advanced search]

4 results returned

Search results

• Electrical accidents in mines :their causes and prevention
• The relative safety of brass, copper, and steel gauzes in miners' flame safety-lamps
• Why miners' portable electric lamps require safety devices
• Misuse of flame safety lamps and dangers of mixed lights