Category:Pittsburgh Coal Company photographs by John Collier
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Media in category "Pittsburgh Coal Company photographs by John Collier"
The following 39 files are in this category, out of 39 total.
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A helpful sign on a safety door.jpg 1,200 × 1,200; 297 KB
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A mechanic.jpg 1,200 × 1,200; 266 KB
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A miner detonates a stick of dynamite.jpg 1,200 × 1,200; 335 KB
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A miner tests for flammable gas using a safety lamp.jpg 1,200 × 1,183; 331 KB
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A miner tests for the presence of flammable gas using a safety lamp.jpg 1,200 × 1,200; 236 KB
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A miner tests the stability of the tunnel roof.jpg 1,200 × 1,200; 253 KB
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A section of the mine with an unusually high roof due to poor ceiling quality.jpg 1,200 × 1,200; 298 KB
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Face detail, from- A mechanic (cropped).jpg 596 × 743; 96 KB
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Mechanics repair equipment.jpg 1,200 × 1,200; 281 KB
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Mine engineers check surveys after a day's work.jpg 1,200 × 936; 181 KB
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Miner breaks for lunch.jpg 1,200 × 1,200; 289 KB
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Miner's lunch time.jpg 1,200 × 1,200; 198 KB
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Miners adjust a block signal.jpg 1,200 × 1,200; 334 KB
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Miners break for lunch in the machine shop.jpg 1,200 × 1,200; 261 KB
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Miners break for lunch.jpg 1,200 × 1,200; 231 KB
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Miners break.jpg 1,200 × 1,200; 249 KB
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Miners drill a hole for blasting 2.jpg 1,200 × 1,200; 222 KB
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Miners drill a hole for blasting.jpg 1,200 × 1,200; 200 KB
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Miners install timber supports.jpg 1,200 × 1,200; 316 KB
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Miners lay track for machinery.jpg 1,200 × 1,200; 235 KB
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Miners operate a machine for gathering coal.jpg 1,200 × 1,200; 271 KB
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Miners pick up safety lamps from the lamp room.jpg 1,200 × 1,200; 255 KB
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Miners prepare to ride down into the mine.jpg 1,200 × 909; 160 KB
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Miners pull down an unstable roof.jpg 1,200 × 1,200; 231 KB
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Montour no. 4 mine 1942a.jpg 509 × 378; 52 KB
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Montour no. 4 mine 1942b.jpg 519 × 397; 52 KB
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Pennsylvania coal miner, 1942.jpg 1,200 × 1,200; 209 KB
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Pennsylvania coal miner, a black face, 1942, 8d23666a.tif 4,791 × 4,797; 43.88 MB
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Pennsylvania coal miner, a black face, 1942.jpg 4,188 × 4,092; 5.63 MB
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Pennsylvania coal miner.jpg 1,200 × 1,200; 256 KB
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Pennsylvania coal miners, 1942.jpg 1,200 × 1,200; 276 KB
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Pennsylvania coal miners, by J. Collier.jpg 1,200 × 1,200; 211 KB
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Pennsylvania coal miners, by John Collier.jpg 1,200 × 1,200; 240 KB
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Pennsylvania coal miners.jpg 1,200 × 1,200; 242 KB
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The mine foreman waits for the afternoon shift.jpg 1,200 × 1,200; 202 KB
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The section foreman and assistant mine superintendent review the day's work.jpg 1,200 × 1,200; 286 KB
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Working down the mine.jpg 1,200 × 1,200; 296 KB