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| Date: | 07 19 1917 |
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| Description: | Elevated view of Pawling & Harnischfeger 25-ton type "N" bridge with a 5-ton type "A" trolley and a standard bottom block, equipped for exterior use. There... |
| Date: | 1900 |
|---|---|
| Description: | The Chicago, Burlington and Quincy Railroad crew with the rock crusher. The train car is labeled '204430' and 'Burlington Route'. A steep hill rises behind... |
| Date: | 08 19 1925 |
|---|---|
| Description: | Elevated view looking down at men driving dump trucks and operating a steam shovel and a crane below ground level at a construction site. On the opposite s... |
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