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

• Development of a rotary test drill
• Safe storage, handling, and use of commercial explosives in metal mines, nonmetallic mines, and quarries :revision of Information circular 7380
• Recovery of ultrafine mineral values :a progress report
• Limestone and dolomite