The snow clouds are moving in while BNSF 2809 (GP39M) works to get some cars shuffled.

BNSF 2700 (GP39-2), EMDX 797 (GP38-2) and BNSF 1892 (SD40-2) are ready for servicing at the BNSF Engine Yard in Denver.

UP 5058 (SD70M) gets the assistance of a crewmember to help lead two other heavies to a load of freight cars waiting in the UP 36th Street Yard in Denver.

BNSF 6391 (ES44AC) waits with BNSF 9255 (SD70ACe) for servicing at the BNSF engine shops.

CB&Q 970 rests at Denver along with some real interesting power. Photo has been in my collection, no photographer listed on slide.

BNSF 707 (C44-9W) leads CSXT 4584 (SD70MAC) and UP 6176 (AC44CW) to the BNSF engine shops for servicing.

A variety of BNSF engines host a couple visitors from CSXT and UP.

In a scene from August 1958, Colorado & Southern O-4 class 2-8-2 809 (built in 1919 for parent Chicago Burlington & Quincy), shunts C&S caboose 10596 around the yard in Denver, Colorado. (Frank "... (more)

UPY 629 (GP38-2) leads while shuffling cars in the 36th Street Yard in Denver

BNSF 2854 and 2700 (both GP39-2's) head for the BNSF Yard in Denver to arrange the cars.

BNSF 669 (C44-9W) in Warbonnet paint is flanked by visitors from the north and south - CSXT 4741 and 4739 (both SD70MAC’s) and FXE 4610 (ES44AC) - while sitting in the Denver BNSF engine yard. .

UPY 570 (GP15-1) and UPY 1329 (MP15AC) wait for their assignment at the 36th Street UP yard.

UP 8560 (SD70Ace) leads a team of heavies and freight into the 36th Street yard as Y661 (GP15-1) and mate wait to be called to sort the cars.

Class reunion photo of BNSF power: BNSF 2745 (GP39E) is the oldest unit having been built in 1962, followed by BNSF 556 (B40-8W) built in 1990 and BNSF 4148 (Dash944CW) built in 2002.

LLPX (ex UP GP38-2) sits in the UP 36th Street yard as a crew member gets ready to take UPY 613 back to the string of freight cars.