David Craigさんのイラストまとめ
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Transport, history and restoration enthusiast.
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#dyn that on 9August 1881 at Earnock Colliery, Burnbank the first use of electric lighting underground took place. 708 ft below surface 21 incandescent lamps by Joseph Swan in metal cages were switched on. The generator also powered lights in nearby Earnock House.
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