What is "pointsmen"

Usage examples of "pointsmen".

Only on these conditions can a railway manager be sure that his pointsmen are on the job.

Along another pattern of track, another string of decisions taken, switches closed, the faceless pointsmen who'd thrown them now all transferred, deserted, in stir, fleeing the skip-tracers, out of their skull, on horse, alcoholic, fanatic, under aliases, dead, impossible to find ever again.