Fieldbook for railroad engineers. Containing formulæ for laying out curves, determining frog angles, levelling, calculating earthwork, etc. etc., ... ... tangents. Etc., etc. By John B. Henck ... Buy on Amazon

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Fieldbook for railroad engineers. Containing formulæ for laying out curves, determining frog angles, levelling, calculating earthwork, etc. etc., ... ... tangents. Etc., etc. By John B. Henck ...

Book Details

ISBN / ASIN1425523730
ISBN-139781425523732
MarketplaceFrance  🇫🇷

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