Belt Rail Road and Stock Yard Co. Signed by William R. McKeen - Developed the McKeen Railmotor - Autograph Stock Certificate

Early Stock signed by William R. McKeen as president. William R. McKeen Jr. was the inventor of the track motorcar. While serving as the superintendent of motive power and machinery for the Union Pacific he developed the McKeen railmotor, later launching the McKeen Motor Car Company at the insistence of UP head E.H. Harriman. His company was located at the Union Pacific Railroad Omaha Shops Facility in Omaha, Nebraska.