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, long chords, magnetic variation, logarithms, logari
Description:
xv, [1], 243 p. incl. tables, diagrs. 16 1/2cm.
Date Issued:
1854.
Institution:
University of Michigan Library
Collection:
New York [etc.]: D. Appleton & company,
Subject Topics:
Language:
eng
Type:
text