...its director, under the direction of the Secretary of the Interior, to make diligent investigation of the methods of mining, especially in relation to...miners, and the appliances best adapted to prevent accidenta, the possible improvement of conditions under which mining operations are carried on, the...

...the new Commissioner of Mines to be to make diligent investigation of mining methods, particularly in relation to the safety of miners and the appliances best adapted to prevent accidents. The first improvement should be its development of a uniform code of signals for use in mine operation....

...to the causes of mine explosions, methods of mining, especially in relation to the safety of miners, the appliances best adapted to prevent accidents,...under which mining operations are carried on, the use of explosives and electricity, the prevention of accidents, and other inquiries and technologic...

...Mr. DOUGLAS. It reads : " To make an investigation of the methods of mining, the safety of miners, the possible improvement of conditions under which mining operations are carried on, the use of explosives and electricity, the prevention of accidents, the prices of products and markets...

...operations of the mining industry, or as expressed in the language of the statute: To make diligent Investigations of the methods of mining, especially...safety of miners, and the appliances best adapted to preventing accidents, the possible improvement of conditions under which mining operations are carried...

...Its director, under the direction of the Secretary of the Interior, to make diligent investigation , and shall only be Plotted and paid out therefrom In accordance with future acts of the Phil beat adapted to prevent accidents, the poerible Improvement of conditions under which mining operations...

...the new Commissioner of Mines to be to make diligent investigation of mining methods, particularly in relation to the safety of miners and the appliances best adapted to prevent accidents. The first improvement should be its development of a uniform code of signals for use in mine operation....

...its director, under the direction of the Secretary of the Interior, to make diligent investigation of the methods of mining, especially in relation to...conditions under which mining operations are carried on, tne treatment of ores and other mineral substances, the use of explosives and electricity, the prevention...

...operations of the mining industry, or as expressed in the language of the statute : To make diligent investigations of the methods of mining, especially...safety of miners, and the appliances best adapted to preventing accidents, the possible improvement of conditions under which mining operation! are carried...

...operations of the mining industry, or as expressed in the language of the statute : To make diligent investigations of the methods of mining, especially...safety of miners, and the appliances best adapted to preventing accidents, the possible improvement of conditions under which mining operations are carried...