Call Number (LC) Title Results
EBD C22.11-6545 Bureau of Mines coal-sampling truck 1
EBD C22.11-6546 Safety at Old Dominion Copper Mine, Globe, Ariz 1
EBD C22.11-6548 List of motors available to prospective builders of permissible outfits 1
EBD C22.11-6549 Physical chemical properties of methane 1
EBD C22.11-6550 Milling methods and costs at Superior concentrator of Engels Copper Mining Co., Plumas County, Calif 1
EBD C22.11-6551 Milling methods at Questa concentrator of Molybdenum Corporation of America, Questa, N.Mex 1
EBD C22.11-6552 Mining laws of Egypt 1
EBD C22.11-6553 Crushing and grinding limestone at Howes Cave (N.Y.) plant of North American Cement Corporation 1
EBD C22.11-6554 Method and cost of quarrying, crushing, and grinding limestone at Security quarry of North American Cement Corporation, Security, Md 1
EBD C22.11-6555 Milling methods at concentrator of Walker Mining Co., Walkermine, Calif 1
EBD C22.11-6556 Two-hundred-fifty versus 500 volts or more for circuits in gassy coal mines 1
EBD C22.11-6557 Hazards to underground workers from inflammable surface structures near mine openings 1
EBD C22.11-6558 Importance of discipline in mine safety 1
EBD C22.11-6560 Pumice and pumicite 1
EBD C22.11-6561 Quartz gem stones 1
EBD C22.11-6562 Abrasive and industrial diamonds 1
EBD C22.11-6563 Soapstone 1
EBD C22.11-6564 Consumption of primary or virgin tin in U.S 1
EBD C22.11-6565 Mining methods and costs at Braden Copper Co.'s mines, Sewell, Chile 1
EBD C22.11-6566 Chromium general information. 1