Search U.S. government technical reports digitized or harvested by TRAIL.
Study of quarry costs :trap rock, sandstone, granite
Prospecting and exploration for sand and gravel
Economics of potash recovery from wyomingite and alunite
Earth vibrations caused by quarry blasting :progress report 1
Earth vibrations caused by mine blasting :progress report 2
House movement caused by ground vibrations
Time study analyses :progress report 1 : quarry shovel loading
Time-study analyses :progress report 2 : quarry haulage
House movement induced by mechanical agitation and quarry blasting :progress report [No.] 3
Alunite resources of the United States
Seismic Effects of Quarry Blasting
Stone Hill copper mine, Cleburne and Randolph counties, Ala.
Alabama red iron ores :Greasy Cove and Shinbone Ridge, St. Clair and Etowah Counties
Flake-graphite and vanadium investigation in Clay, Coosa, and Chilton counties, Ala.
Investigation of copper-bearing pyrite ores, Pyriton, Clay County, Ala.
Titanium Minerals in Central and Northeastern Florida
The Future of Birmingham Red Iron Ore, Jefferson County, Alabama