Evening Republican, Volume 22, Number 268, Rensselaer, Jasper County, 6 November 1919 — The Engineer's Eyes. [ARTICLE]

The Engineer's Eyes.

The importance of the eyesight test is understood in a general way, but few people realize the tax laid on tM eyesight of an engine driver during a" long run. It takes years for a driver to learn thoroughly all the signals on a complicated system, and he must be able to pick out his own at a gjance in the maze of a great junction On the Northwestern railway alone more than 17,000 signals are lit every night, and a driver working from London to Crewe and hack Is controlled by nearly 600 signals.—London Chronicle.