In addition to the D&H, B&M, and MEC fleet, Guilford bought lots of 2nd hand power. A Westbound has a set of power bought from DE, NW, and CR. Those ex DE SD-40s actually looked pretty nice.
An F7A and a RS-18 lead a short train with an oversize load out of Hamilton. All that sheet metal on the roof was for keeping snow out of the carbody when snowplowing in the winter.