construction worker, covering a concrete surface with coal tar or bitumen material with the roller brush - 瀝青煤 個影片檔及 b 捲影像00:26
construction worker, covering a concrete surface with coal tar or bitumen material with the roller brush - 瀝青煤 個影片檔及 b 捲影像00:10
construction worker, covering a concrete surface with coal tar or bitumen material with the roller brush - 瀝青煤 個影片檔及 b 捲影像00:25白人
high-angle view of construction worker, heating with a blow torch an bituminous material and rolled across a concrete surface - 瀝青煤 個影片檔及 b 捲影像00:16
construction worker, heating with a blow torch an bituminous material and rolled across a concrete surface - 瀝青煤 個影片檔及 b 捲影像00:15
1927 b/w ws coal moving down conveyor belt to form large heap at water's edge/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:10美國
1927 b/w ms td coal mine worker using lever to release pile of coke/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:08
1927 b/w montage dissolve ws machine releasing coke at retort coke oven plant/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:14
1927 b/w montage ms retort coke oven machinery converting coal to coke/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:36
1927 b/w ws coke oven workers standing around battery of smoking beehive coke ovens/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:09
1927 b/w montage ws smoke rising from beehive coke ovens at bituminous coal mine and coke works/ ws workers riding 'larry car' on rails above coke ovens/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:15
1927 b/w ms mine worker in suit watching coal moving up conveyor belt/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:07
1927 b/w ms water flooding bed of crushed coal on conveyor belt device and flowing away/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:13
1927 b/w montage bituminous coal on fast-moving conveyor belt/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:12
1927 b/w ms pieces of bituminous coal falling down moving chute/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:05
1927 b/w ws mine worker standing at the front of long train of coal mine carts moving past carrying bituminous coal/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:08
1927 b/w ws long train of coal mine carts laden with bituminous coal emerging from underground coal mine/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:12
1927 b/w ha ws train of coal mine carts moving past carrying bituminous coal/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:17美國
1927 b/w ha ws coal mine workers sorting bituminous coal falling from conveyor belt into large bins/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:05輸送帶
1927 b/w ms coal mine workers sorting large pieces of bituminous coal dropping from conveyor belt/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:12輸送帶
1927 b/w ms pieces of bituminous coal moving down mesh separating chute/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:07
1927 b/w ms coal mine workers sifting through large pieces of bituminous coal on conveyor belt/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:08美國
1927 b/w ms bituminous coal being unloaded from container for sorting/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:04
1927 b/w ws coal miner workers moving mine cart filled with bituminous coal in for unloading/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:14岩石
1927 b/w montage ws coal miners signalling train of mine carts filled with bituminous coal in underground mine/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:19
1927 b/w montage ms coal miners filling mine cart with bituminous coal/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:17
1927 b/w ws pov miner driving water spraying device along underground coal mine tracks/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:11
1927 b/w ms dynamite fuse burning in coal face before exploding and breaking down a section of bituminous coal for mining/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:05爆炸
1927 b/w ms coal miner using flame from oil headlamp to ignite fuse on dynamite placed in coal face/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:06
1927 b/w ms coal miner inspecting dynamite-prepared coal face with safety lamp and pick axe/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:24
1927 b/w ms two miners placing dynamite into coal face in underground bituminous coal mine/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:11美國
1927 b/w ms two miners working underground with hand-operated device, drilling into coal face in bituminous coal mine/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:06
1927 b/w ms coal cutter undercutting bituminous coal in underground mine/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:13
1927 b/w ms miner working with coal cutter machine to extract bituminous coal in mine/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:16
1927 b/w ws pov mining cart travelling underground and stopping to allow another mine train loaded with bituminous coal to move past/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:22
1927 b/w pov ms elevator descending underground in pit mine to miners signalling a cart loaded with bituminous coal/ pennsylvania, usa - 瀝青煤 個影片檔及 b 捲影像00:06
scaffolding supporting fire-damaged block of flatsvox popspanning shot of timber-framed flatsintarnold tarling photographing building's internal... - 瀝青煤 個影片檔及 b 捲影像01:19
coal miners operating coal cutter, machine cutting into soft coal wall , machine digging into coal pieces, moving pieces onto moving conveyor belt,... - 瀝青煤 個影片檔及 b 捲影像00:40
miniature train moving underground along tracks, carrying miners, mine workers walking through tunnels, coal cutter machinery moving into place,... - 瀝青煤 個影片檔及 b 捲影像00:46美國
close up shot of a worker using a paintbrush to apply waterproofing coating on a concrete ceiling above a green wall - 瀝青煤 個影片檔及 b 捲影像00:10
close up shot of a worker using a paintbrush to apply waterproofing coating on a concrete ceiling - 瀝青煤 個影片檔及 b 捲影像00:08
man covering roof surface with coal tar or bitumen material in residential area - 瀝青煤 個影片檔及 b 捲影像00:06
man covering roof surface with coal tar or bitumen material in residential area - 瀝青煤 個影片檔及 b 捲影像00:06
aerial view of coal power plant with conveyor belt and smokestack against a clear blue sky - 瀝青煤 個影片檔及 b 捲影像00:07
industrial stacker reclaimer moving coal at a thermal power plant under blue sky - 瀝青煤 個影片檔及 b 捲影像00:05
aerial view of a large coal stockpile and industrial facilities with city background - 瀝青煤 個影片檔及 b 捲影像00:08
moving through an industrial coal processing yard with conveyor and train tracks on a sunny day - 瀝青煤 個影片檔及 b 捲影像00:05
large industrial conveyor and machinery operating at a coal storage facility under a clear blue sky - 瀝青煤 個影片檔及 b 捲影像00:05
aerial view of a coal power plant with large stockpiles and conveyor belts under a clear sky - 瀝青煤 個影片檔及 b 捲影像00:05
drone shot of a massive coal stockpile and industrial power plant next to railway tracks - 瀝青煤 個影片檔及 b 捲影像00:07
aerial drone view of a stacker-reclaimer moving coal at an industrial power plant - 瀝青煤 個影片檔及 b 捲影像00:05
aerial drone view of an industrial coal pile and conveyor system at a power plant - 瀝青煤 個影片檔及 b 捲影像00:08
aerial view of a massive coal pile at an industrial storage facility with heavy machinery - 瀝青煤 個影片檔及 b 捲影像00:05
outside a mine, a group of coal miners wave their hats in celebration after an agreement had been reached following the western pennsylvania... - 瀝青煤 個影片檔及 b 捲影像00:10美國
president of the united mine workers of america john l. lewis poses for the camera after the announcement of a settlement for the western... - 瀝青煤 個影片檔及 b 捲影像00:10美國
at an army camp, u.s. soldiers are seen walking around a countryside to keep order during the western pennsylvania bituminous coal strike,... - 瀝青煤 個影片檔及 b 捲影像00:17美國
