Engineering & TechnologyField-book for railroad engineers. Containing formulas for laying out curves, determining frog angles, levelling, calculating earth-work, etJohn Benjamin Henck![Field-book for railroad engineers. Containing formulas for laying out curves, determining frog angles, levelling, calculating earth-work, et]()
Field-book for railroad engineers. Containing formulas for laying out curves, determining frog angles, levelling, calculating earth-work, et
John Benjamin Henck
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“Field-book for railroad engineers. Containing formulas for laying out curves, determining frog angles, levelling, calculating earth-work, et” by John…
Catalogue details
- Author
- John Benjamin Henck
- Category
- Engineering & Technology
- Language
- English
- Source
- HathiTrust