An elementary treatise on the dynamics of a particle and of rigid bodies

Mode of access: Internet.

A practical treatise on railway curves and location : for young engineers : containing a full description of the instruments, the manner of adjusting them, and the methods of proceeding in the field, new and simple formulae for compound and reverse curving, rules for calculating excavation and embankment, staking out work, &c., together with tables of natural sines and tangents, radii, chords, ordinates, and others of general use in the profession /

On spine: Shunk on railway curves &c.

Frequency distributions of passenger cars by weight and wheelbase by state: July 1, 1976.

Mode of access: Internet.