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“SAFETY IN LONGWALL MINING” 1970S COAL MINE SAFETY TRAINING FILM XD49364 PeriscopeFilm 17:31 2 years ago 70 488 Скачать Далее
Pneumoconiosis 1970's Coal Mining Safety Training Scare film The Emulsion Alchemist 19:39 3 years ago 312 Скачать Далее
1970s “COAL MINER TODAY” UNDERGROUND COAL MINING INDUSTRY OCCUPATIONS MINE SAFETY JC10084 PeriscopeFilm 13:02 7 months ago 13 193 Скачать Далее
" SAFETY ON THE MOVE " 1980s UK NATIONAL COAL BOARD MINE SAFETY TRAINING FILM XD60284 PeriscopeFilm 13:54 1 year ago 10 604 Скачать Далее
Coal Mining Safety Film from the 1970's - 25 Feet From The Face The Emulsion Alchemist 16:01 3 years ago 2 646 Скачать Далее
Breathe And Live 1970's Mining Safety film on Ventilation Systems In Metal and Non-Metal Mines The Emulsion Alchemist 20:02 2 years ago 619 Скачать Далее
National Coal Board 1975 Training Film For New Miners (NCB) UK Abandoned Mine Explores 20:12 4 years ago 57 311 Скачать Далее
