SWCC/PHO/COL/113 | Unidentified collieries: photograph of a pit pony hauling a tram of coal [duplicates] | Photograph shows a shaft and gun linkage stopping the heavy load from crashing into the animals legs on slopes when reversing. One miner holds a candle the other has a primitive oil lamp and is smoking. He is at the lamp station an area known to be gas free where safety lamps are relit. | 1906 |