biography
pronunciation:
[howpt]
| sex:
| male
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| lived:
| (1817–1905)
|
| biography:
| Engineer, soldier, and inventor, born in Philadelphia, Pennsylvania, USA. Chief engineer of the Pennsylvania Railroad (1853–6), he served as head of the strategically vital US military railroads during the Civil War. Author of General Theory of Bridge Construction (1851), and inventor of a pneumatic drill (1858), he worked with railroads and other companies after the Civil War. |
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