Chapman, Allen: Ralph, the Train Dispatcher
 

Chapman, Allen: pseudonym of the Stratemeyer Syndicate the producer of a number of mystery series for children, including Nancy Drew, the Hardy Boys, the various Tom Swift series, the Bobbsey Twins, the Rover Boys, and others.

Excerpt
They were a great pair, these two, a friendly, loyal pair, the grizzled old veteran fireman, Lemuel Fogg, and the clear-eyed, steady-handed young fellow who had risen from roundhouse wiper to switchtower service, then to fireman, then to engineer, and who now pulled the lever on the crack racer of the Great Northern Railroad, the Overland express.