Date: | 11 12 1971 |
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Description: | Elevated view of TD-25c and two 295b Pay Scrapers. Black Rock Contracting, Inc., has contract to construct 3.26 miles of Interstate I-79 in Clay County. |
Date: | 11 12 1971 |
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Description: | Elevated view of 295b Pay Scrapers and other construction equipment at work. Black Rock Contracting, Inc., has contract to construct 3.26 miles of Intersta... |
Date: | 11 12 1971 |
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Description: | Man operating 295b Pay Scraper on a steep grade. Black Rock Contracting, Inc., has contract to construct 3.26 miles of Interstate I-79 in Clay County. |
Date: | 11 12 1971 |
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Description: | Man operating 295b Pay Scraper on a steep grade, two more are visible in the background. Black Rock Contracting, Inc., has contract to construct 3.26 miles... |
Date: | 11 13 1971 |
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Description: | Elevated view of a man operating a Hough H 400 to move rock. L.R. Skelton and Company has contract to construct 3.25 miles of Interstate I-79 in Clay Count... |
Date: | 11 12 1971 |
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Description: | Man operating a PH 180 (T50) down a steep grade, trees visible in the background. L.R. Skelton and Company has contract to construct 3.25 miles of Intersta... |
Date: | 11 13 1971 |
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Description: | Slightly elevated view of men operating a Hough H 400 and PH 180 (T50) to move rocks. L.R. Skelton and Company has contract to construct 3.25 miles of Inte... |
Date: | 11 13 1971 |
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Description: | Elevated view of men operating a Hough H 400 and PH 180 (T50) to move rocks. L.R. Skelton and Company has contract to construct 3.25 miles of Interstate I-... |
Date: | 11 13 1971 |
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Description: | Elevated view of men operating a Hough H 400 and PH 180 (T50) to move rocks. L.R. Skelton and Company has contract to construct 3.25 miles of Interstate I-... |
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