Engineering pittsburgh : a history of roads, rails, canals, bridges & more
Western Pennsylvania's infrastructure is renowned for traversing valleys, mountains, rivers and everything in between. Early surveying in the region delineated state and local boundaries that allowed for the mapping of canals, railroads and roadways. Engineers developed bridges, ground transpor...
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| Format: | EBOOK |
| Language: | ENGLISH |
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Arcadia Publishing Inc
2018
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