Sterling Colorado Trolley Motor Car Conductor 1910 Real Photo Postcard

The image depicts a Union Pacific motor car, specifically Motor Car 10, at Sterling, Colorado, likely in the early 20th century. These self-propelled railcars, often gasoline-electric, were an innovative solution for railroads looking to provide more economical passenger and light express service on branch lines and routes with lighter traffic volume than required for traditional steam locomotives and full train consists.