Biennial Report, Volúmenes1-21883 |
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Resultados 1-5 de 59
Página 13
... tion of the county , as the lower seam of coal rests directly upon the concretionary limestone , with only from three to six feet of clay and shale between . But owing to the fact that all the water - courses in the county are well ...
... tion of the county , as the lower seam of coal rests directly upon the concretionary limestone , with only from three to six feet of clay and shale between . But owing to the fact that all the water - courses in the county are well ...
Página 16
... tion with a temporary furnace , and was the only drawback to the mine , although at the time of my visit there was a good current of air in circulation ; it was costing more money than a good fan , and not so reliable ; the ventilating ...
... tion with a temporary furnace , and was the only drawback to the mine , although at the time of my visit there was a good current of air in circulation ; it was costing more money than a good fan , and not so reliable ; the ventilating ...
Página 23
... tion in this locality for several years ; two years ago D. S. Couch bought quite a tract of land , and now has a railroad switch out to the mines from Colfax , and is shipping coal on the cars . The coal is from four to six feet in ...
... tion in this locality for several years ; two years ago D. S. Couch bought quite a tract of land , and now has a railroad switch out to the mines from Colfax , and is shipping coal on the cars . The coal is from four to six feet in ...
Página 24
... tion can supply coal from the mines further south cheaper than it can be mined in this county . HARDIN COUNTY . This county has several small mines , located along the Iowa river , but none are operated extensively . Some employ as many ...
... tion can supply coal from the mines further south cheaper than it can be mined in this county . HARDIN COUNTY . This county has several small mines , located along the Iowa river , but none are operated extensively . Some employ as many ...
Página 25
... tion of the mine was very poor ; and as I had given them notice of the condition of their mines prior to this visit , I instituted legal pro- ceedings against the company ; but sixty - two of the miners concluded the ventilation was ...
... tion of the mine was very poor ; and as I had given them notice of the condition of their mines prior to this visit , I instituted legal pro- ceedings against the company ; but sixty - two of the miners concluded the ventilation was ...
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Términos y frases comunes
accident air-way Albia Angus appointed bituminous coal Bituminous shales black-damp Blue sand shales Boone county Boonesboro cage carbonic acid cause charge Coal and Mining Coal Company coal measures coal mines comply condition Coroner court creek cubic feet Dark death district dollars Drift deposit duties engine entry escape shaft examination feet per minute five furnace furnish Governor Gray clay shales hoisting shaft hole hundred feet Impure inches inspection inspector of mines jurors Kalo Keokuk county Kirkville labor Light limestone located Lucas county machinery Mahaska county map or plan MCELHANY miles miners mining boss Mining Company mining law Moines river oaths do say opening Oskaloosa Ottumwa owner or agent persons employed Polk county pressure proper railroad rock roof safety safety-lamp sandstone shaft or slope side superintendent therein thereof thickness thousand tion underground ventilation volume of air Wapello county William