Date: | 1864 |
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Description: | Union soldiers stand by their tents in front of a trestle bridge on the railroad line that spans a valley. A mountain is in the background. Plate 06 |
Date: | 1918 |
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Description: | Elevated view from steep shoreline of a railroad bridge repaired with timber stacked all the way up from the riverbed to reinforce the truss of the bridge.... |
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