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Filter: Subject of Stone industry and trade
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| Date: | 01 19 1938 |
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| Description: | A young man stands on a platform above an International PA-80 power unit (converted into a P-100) at a gravel pit owned by Mogg County. |
| Date: | 12 22 1937 |
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| Description: | Brookville locomotive pulling dump cars in a rock quarry owned by General Refractories Company. Two men can be seen sitting inside through the front window... |
| Date: | 1937 |
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| Description: | Three men stand on a platform to operate a rock crusher powered by an International PA-50 power unit, which is underneath the platform. The photograph was ... |
| Date: | 1910 |
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| Description: | Rock piles at the quarry at Red Granite. Poles, wires and machinery are on the edge of the quarry in the middle distance. Two men are walking or standing o... |
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