Rio Grande SD9 No. 5306 works the north end of Helper Yard on a sunny Feb. 6, 1977 morning. The 1750 HP EMD was from an order for 10 units (DRGW 5305-5314) delivered in July 1957. It would be reti... (more)

Rio Grande SD7 #5302 enjoys a little down time on the service rail at Helper Yard. The D&RGW purchased five new SD7s from Electro Motive in May 1953. Already 24 years of age by 1977, the 5302 woul... (more)