man adding wet waste anthracite culm coal to a coal-fired central heating furnace in a single-family house in the countryside is seen in sypniewo,... - 無煙煤 個影片檔及 b 捲影像00:06
man adding wet waste anthracite culm coal to a coal-fired central heating furnace in a single-family house in the countryside is seen in sypniewo,... - 無煙煤 個影片檔及 b 捲影像00:04
man adding wet waste anthracite culm coal to a coal-fired central heating furnace in a single-family house in the countryside is seen in sypniewo,... - 無煙煤 個影片檔及 b 捲影像00:02
man adding wet waste anthracite culm coal to a coal-fired central heating furnace in a single-family house in the countryside is seen in sypniewo,... - 無煙煤 個影片檔及 b 捲影像00:20
man adding wet waste anthracite culm coal to a coal-fired central heating furnace in a single-family house in the countryside is seen in sypniewo,... - 無煙煤 個影片檔及 b 捲影像00:10
man adding wet waste anthracite culm coal to a coal-fired central heating furnace in a single-family house in the countryside is seen in sypniewo,... - 無煙煤 個影片檔及 b 捲影像00:20
man adding wet waste anthracite culm coal to a coal-fired central heating furnace in a single-family house in the countryside is seen in sypniewo,... - 無煙煤 個影片檔及 b 捲影像00:25
man adding wet waste anthracite culm coal to a coal-fired central heating furnace in a single-family house in the countryside is seen in sypniewo,... - 無煙煤 個影片檔及 b 捲影像00:18
man adding wet waste anthracite culm coal to a coal-fired central heating furnace in a single-family house in the countryside is seen in sypniewo,... - 無煙煤 個影片檔及 b 捲影像00:05
man adding wet waste anthracite culm coal to a coal-fired central heating furnace in a single-family house in the countryside is seen in sypniewo,... - 無煙煤 個影片檔及 b 捲影像00:08
man adding wet waste anthracite culm coal to a coal-fired central heating furnace in a single-family house in the countryside is seen in sypniewo,... - 無煙煤 個影片檔及 b 捲影像00:09
coal operations in jangseong mining station of taebaek, gangwon province, south korea - 無煙煤 個影片檔及 b 捲影像00:03
coal operations in jangseong mining station of taebaek, gangwon province, south korea - 無煙煤 個影片檔及 b 捲影像00:03
coal operations in jangseong mining station of taebaek, gangwon province, south korea - 無煙煤 個影片檔及 b 捲影像00:05
coal operations in jangseong mining station of taebaek, gangwon province, south korea - 無煙煤 個影片檔及 b 捲影像00:05
coal operations in jangseong mining station of taebaek, gangwon province, south korea - 無煙煤 個影片檔及 b 捲影像00:04輸送帶
coal operations in jangseong mining station of taebaek, gangwon province, south korea - 無煙煤 個影片檔及 b 捲影像00:03
coal operations in jangseong mining station of taebaek, gangwon province, south korea - 無煙煤 個影片檔及 b 捲影像00:06
coal operations in jangseong mining station of taebaek, gangwon province, south korea - 無煙煤 個影片檔及 b 捲影像00:07
numerous coal miners with lunch buckets at shaft elevator; it is lowered into the mine / title card: "hundreds of feet below the surface" / vs men in... - 無煙煤 個影片檔及 b 捲影像01:09美國
anthracite miners in great rally strike, mass crowds gathered for meeting, speakers. anthracite miners strike on june 01, 1918 in wilkes-barre,... - 無煙煤 個影片檔及 b 捲影像00:39美國
