Field-book for railroad engineers. Containing formulæ for laying out curves, determining frog angles, levelling, calculating earth-work, etc. etc., together with tables of radii, ordinates, deflections ... tangents. Etc., etc. By John B. Henck ...

Field-book for railroad engineers. Containing formulæ for laying out curves, determining frog angles, levelling, calculating earth-work, etc. etc., together with tables of radii, ordinates, deflections ... tangents. Etc., etc. By John B. Henck ...

Description:

1 p. l., [v]-xv, [1], 243 p. tab., diagr. 16 1/2cm.

Date Issued: 1871.
Collection: New York,, London,: D. Appleton and company,
Language: eng
Type: text