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Miner with drilling machine at Jamison No. 9.

97. Drilling Machine at Jamison No. 9

'Shuttle Cars: Here are pictured loaded and empty shuttle cars sometimes called buggies. Note the noveyor on the bottom of the empty car for unloading the coal at a central loading station, into the mine cars. This equipment is propelled by huge batteries or electric cable and of course requires no track. Track-mounted mechanical loaders load directly into the mine car.'

98. Miners Operating Shuttle Cars

'Machine, helper and crew. 350 tons a day, per 8 hour shift.'

99. Continuous Mining Machine, Helper and Crew

Two dogs harnessed to coal carts. About 1890, Ohio Coal Mine. This photograph is the property of Pittsburgh Consolidation Coal Co.

100. Dogs in Harness, Ohio Coal Mine

101. Miners Operating a Cutting Machine

Miner drilling a hole for explosives at the Bishop Mine, Pocahontas Fuel Co.

102. Drilling Prior to Placing Explosives at Bishop Mine, Pocahontas Fuel Company

Miners drill two or more holes into coal to place the explosive charges.

103. Drilling Prior to Setting Explosives

'This very coarse lumpy mine run coal is the result of proper shooting. The miner is paid on a tonnage basis for loading this coal into mine cars. He is required to watch his coal carefully as he loads it and see that no impurities become mixed with the coal.'

104. Miner Prepares to Load Coal After Shooting

Two miners work with a cutting machine at Pursglove No. 15.

105. Miners Operating a Cutting Machine at Pursglove No. 15

Miner drilling holes for explosives at Jamison No. 9.

106. Drilling Prior to 'Setting' Explosives at Jamison No. 9

Two miners working to support the roof in the Itmann Coal Co. mine. <br /><br />

107. Miners at Work in an Itmann Coal Company Mine

A miner is operating a cutting machine at the Price Hill Colliery Co. mine

108. Miner Operating a Cutting Machine, Price Hill Colliery Company