 | United States. Congress. House. Committee on Appropriations - 1922 - 968 pages
...technologic investigations concerning the mining, preparation, treatment, and utilization of ores and other mineral substances, with a view to improving health...the economic conditions affecting those industries; and including all equipment, supplies, expenses of travel and subsistence: Provided, That no part thereof... | |
 | United States. Congress. House. Appropriations - 1922 - 972 pages
...technologic investigations concerning the mining, preparation, treatment, and utilization of ores and other mineral substances, with a view to improving health...the economic conditions affecting those industries; and including all equipment, supplies, expenses of travel and subsistence: Provided, That no part thereof... | |
 | Brookings Institution. Institute for Government Research - United States - 1922 - 184 pages
...technologic investigations concerning the mining, preparation, treatment, and utilization of ores and other mineral substances, with a view to improving health...to inquire into the economic conditions affecting these industries; and including all equipment, supplies, expenses of travel and subsistence: Provided,... | |
 | Fred Wilbur Powell - 1922 - 184 pages
...domestic sources of supply and substitutes for such ores and mineral products as are particularly needed, and conserving resources through the prevention of...to inquire into the economic conditions affecting these industries; and including all equipment, supplies, expenses of travel, and subsistence, and not... | |
 | Brookings Institution. Institute for Government Research - United States - 1922 - 182 pages
...the improvement of conditions, methods, and equipment, with special referenec to health, safety, and prevention of waste in the mining, quarrying, metallurgical, and other mineral industries; the use of explosives' and electricity, safety methods and appliances, and rescue and first-aid work... | |
 | Fred Wilbur Powell - 1922 - 184 pages
...the improvement of conditions, methods, and equipment, with special reference to health, safety, and prevention of waste in the mining, quarrying, metallurgical, and other mineral industries; the use of explosives and electricity, safety methods and appliances, and rescue and first-aid work... | |
 | Administrative agencies - 1922 - 184 pages
...the improvement of conditions, methods and equipment with special reference to health, safety, and prevention of waste in the mining, quarrying, metallurgical and other mineral industries; the use of explosives and electricity, safety methods and appliances, and rescue and first-aid work... | |
 | United States. Bureau of the Budget - Budget - 1923 - 1086 pages
...minorai substances, with a view to improving health conditions and increasing safety, с Hi cien cy, vings securities, series these industries; and including all equipment, supplies, expenses of travel and subsistence: Provided,... | |
 | United States, United States. Bureau of the Budget - Budget - 1923 - 1144 pages
...economic development, and conserving resources through the prevention of waste in the mining, quarrjang, metallurgical, and other mineral industries; to inquire into the economic conditions affecting these industries; and including all equipment, supplies, expenses of travel and subsistence: Providtil,... | |
 | United States. Bureau of the Budget - Budget - 1924 - 1238 pages
...the mining, preparation, treatment, and utilization of ores and mineral substances, other than fuels, with a view to improving health conditions and increasing...to inquire into the economic conditions affecting these industries; and including all equipment, supplies, expenses of travel and subsistence: Provided,... | |
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Interior, to conduct inquiries and scientific and technologic investigations concerning mining, and the preparation, treatment, and utilization of mineral substances with a view to improving health conditions and increasing safety, efficiency, economic... 
