Working East out of Durango, #492 (K-37) and #484 (K36) are passing thru Bayfield. The crew has found #492 does not have enough sand and the fireman is on top of the boiler pushing what little he can find to the bottom of the dome. A pick-up would be sent out and sand put in the engine via bucket brigade.
Either a freight train being helped over a steep grade or a long passenger or freight train requiring more engines. This album includes Helpers and double heading trains of the old days both steam and diesel.