Sperry Rail Service Detector Car 126 rests on the Rio Grande depot house track in Provo on April 16, 1976. SRS 126 was built in 1925 as EMC demonstrator car 108, later sold to the CNW becoming car... (more)

Sperry Rail Service Detector Car car 128 was built in Sept. 1925 by St. Louis Car for the Baltimore & Ohio. It was powered by a 220 horsepower Winton 106A gasoline engine equipped with a GE electr... (more)