Switches and Crossings. Formulae for Ascertaining the Angles of Crossings, the Lengths of Switches, and the Distance of the Points of the Crossings, and the Heels of the Switches from the Spring of the Curve
Switches and Crossings. Formulae for Ascertaining the Angles of Crossings, the Lengths of Switches, and the Distance of the Points of the Crossings, and the Heels of the Switches from the Spring of the Curve
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Author(s): Donaldson, William
ISBN No.: 9780649716838
Year: 201710
Format: Trade Paper
Price: $ 18.64
Dispatch delay: Dispatched between 7 to 15 days
Status: Available


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