Methods of location : or, Modes of describing and adjusting railway curves and tangents, as practised by the engineers of Pennsylvania /
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| Format: | Book |
| Language: | English |
| Published: |
Philadelphia :
Biddle,
1837.
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| Edition: | Rev. and extended. |
| Subjects: |
| Physical Description: | 41 pages : illustrations ; 19 cm. |
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