Search U.S. government technical reports digitized or harvested by TRAIL.
Development of liquid oxygen explosives during the war
Permissible explosives, mining equipment, and apparatus, approved prior to March 15, 1922
Permissible explosives, mining equipment and apparatus approved prior to January 1, 1923
Progress of investigations on liquid-oxygen explosives
Permissible explosives, mining equipment, and apparatus approved prior to January 1, 1925
Accidents due to explosives in metal mines of the Southwest, as shown by records in Arizona
Production of explosives in the United States :during the calendar year 1927