. History and government of Pennsylvania. A supplement to Elementary American history and government by James Albert Woodburn and Thomas Francis Moran . Canal along the Susquehanna, atShickshinny, Luzerne County The cheap and rapid transportation serviceof the railroad at the left of the picture hastaken away most of the business of the canal. HISTORY AND GOVERNMENT OF PENNSYLVANIA 35. Drilling Machine at work, BituminousCoal Mine regular use. Bituminous coal was discovered about the same time as anthracite, and was used m smelting iron about 1840. From a historical point of view the chief imp
. History and government of Pennsylvania. A supplement to Elementary American history and government by James Albert Woodburn and Thomas Francis Moran . Canal along the Susquehanna, atShickshinny, Luzerne County The cheap and rapid transportation serviceof the railroad at the left of the picture hastaken away most of the business of the canal. HISTORY AND GOVERNMENT OF PENNSYLVANIA 35. Drilling Machine at work, BituminousCoal Mine regular use. Bituminous coal was discovered about the same time as anthracite, and was used m smelting iron about 1840. From a historical point of view the chief importance of these industries is the effect they have had on the development, industrially and socially, of the state. The population is largely centered in the industrial regions adjacent to the coal fields, and much of the social disorder in the state has come from the struggles of the workers to improve wages and the conditions of labor. Oil. Petroleum or rock oil had long been known to the In-dians, who had obtained it from certain springs and used it as a medicine. In 1859, a mannamed Drake drilled thefirst oil well, and soonPennsylvania was produc-ing millions of barrels ofoil a year. In time thesupply diminished andricher fields were dis-covered in western gas, associatedwith the oil, was discov-ered later, and gave risein particular to the plateglass indust
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