Montana Limestone Company’s colorful EMD SD50Fs Nos. 5404 and 5438 rest at Warren, Montana, on June 24, 2016. These two former Canadian National locomotives operate at a dedicated truck dump and... (more)

The bright red nose surrounds the headlights of Montana Limestone Company’s former Canadian National EMD SD50F No. 5404 at Warren, Montana, on the afternoon of June 24, 2016.

Montana Limestone Company’s SD50F Nos. 5404 and 5438 bask in the afternoon sun at Warren, Montana, on June 24, 2016. These two former Canadian National locomotives operate on the private railroa... (more)

The snazzy paint job on Montana Limestone Company’s SD50F Nos. 5404 and 5438 is seen at Warren, Montana, in the pouring rain on May 24, 2011. These two former Canadian National locomotives opera... (more)

A new life, and fresh paint job, for an ex-CN unit!