Date: | 10 12 1938 |
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Description: | Men work with a Universal crusher, used to crush 400 yards of gravel in 8 hours. The crusher was powered by an International PA-100 power unit owned by E.F... |
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: | 01 19 1938 |
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Description: | Men stand near a stone crusher powered by an International PD-40 power unit. The crusher was owned and operated by Coy Hawk. Two buildings stand in the ba... |
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: | 03 22 1925 |
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Description: | Men fill the bed of a Model 103 International truck with cinders from a chute at the Solway Process Company plant. |
Date: | 1976 |
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Description: | Two workers and a large yellow crane at a limestone quarry. There are large blocks of roughly cut limestone, and numerous trees are in the background. The ... |
Date: | 1976 |
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Description: | Color photo of workers cutting blocks of limestone in a quarry. There are what appear to be moveable platforms on tracks at the bottom of the face of the a... |
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