The mark consists of a stylized steam whistle blowing steam, represented by radiating lines, on a hexagonal background. The words "WHISTLE STOP" are to the right of the whistle and a hexagonal nut is to the right of the words. The background is stylized wood on an elongated hexagon.
Color is not claimed as a feature of the mark.
Smoke, Bolts, Whistles, Polygons that are completely or partially shaded