Keystone Bridge Company
American
Architect - AsNotedIn
| Notable Position | Person | From | To |
|---|---|---|---|
| Owner | Andrew Carnegie | 1865 | 1901 |
| Treasurer | Thomas M Carnegie | 1865 | 1886 |
| Engineer | Corydon Tyler Purdy | 1888 | 1889 |
Architect - AsNotedIn
| Notable Position | Person | From | To |
|---|---|---|---|
| Owner | Andrew Carnegie | 1865 | 1901 |
| Treasurer | Thomas M Carnegie | 1865 | 1886 |
| Engineer | Corydon Tyler Purdy | 1888 | 1889 |
| Y/M/D | Description | Association | Composition | Place | Locale | Food | Event |
|---|---|---|---|---|---|---|---|
| Y/M/D | Description | Association | Composition | Place | Locale | Food | Event |
| Architect | Pine Creek Park Bridge | Fairfield, CT | |||||
| Architect | Valley Road Bridge, Stewartstown Railroad | Stewartstown | |||||
| Architect | White Water Creek Bridge | Bernard | |||||
| Architect | Windsor Harbor Road Bridge | Kimmswick | |||||
| Architect | Nokesville Truss Bridge | Nokesville | |||||
| Architect | Oak Ridge Railroad Overpass | Shipman | |||||
| Architect | Fairground Street Bridge | Vicksburg | |||||
| Architect | Riverside Avenue Bridge | Greenwich | |||||
| 1873/04/00 | The Keystone Bridge Company begins construction of the superstructure for the Illinois and St Louis Bridge. | Builder | Eads Bridge | East St Louis | |||
| 1873/04/00 | The Keystone Bridge Company begins construction of the superstructure for the Illinois and St Louis Bridge. | Builder | Eads Bridge | City of St Louis | |||
| 1900/07/00 | Andrew Carnegie sells Keystone Bridge Company of Pittsburgh, PA, to the American Bridge Company. It is one of 24 businesses advertised in the American Architect and Building News. | End |
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