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

• Mine rescue standards :a tentative study
• Coal-dust explosions in mines :causes, effects, and recommendations for prevention
• Coal-dust explosibility factors indicated by experimental mine investigations 1911 to 1929
• Tests of the compressibility and bearing strength of potash salt