Number Dummies

Number Dummies Clerks who worked as yard checkers
O
Old Head One who has been around long enough to become familiar with his work or who "has his head cut in" - knows how to do his job well.

Number Dummies Clerks who worked as yard checkers
O
ORC Old Reliable Conductors -- The union that represented conductors during the mid to late 19th century Originating Line Haul Road The railroad where any freight ...

NORAC Northeast Operating Rules Advisory Committee: the operating rules the many USA Northeast Freight and Passenger Railroads operate under. Number Dummies Clerks who worked as yard checkers ...

See also: Point, Triple Valve, Train Line, Train Brake, Train Register