Great Northern Roundhouse at Whitefish, Montana, September 11, 1990. Other subject classes: Structure, Roundhouse

Great Northern Roundhouse at Whitefish, Montana, September 11, 1990. Other subject classes: Structure, Roundhouse

Great Northern roundhouse at Whitefish, Montana, 1990. Photograph by George Werkema.

Great Northern Steam Locomotive with passenger train at Whitefish, Montana, undated.

Great Northern steam locomotive Number 1141, a 2-8-0, at Whitefish, Montana, in August, 1934.

Great Northern steam locomotive Number 2041, a 2-8-8-2, at Whitefish, Montana, in August, 1934.

Great Northern Steam Locomotive Number 2508 at Whitefish, Montana, 1940.

Great Northern Steam Locomotive 2510, Class P-2, 1936. Photo by Ron Nixon.

Great Northern Steam Locomotive Number 2510 with passenger train at station platform, Class P-2, at Whitefish, Montana, 1945.

Great Northern Steam Locomotive Number 2587 with passenger train at station platform, Class S-2, at Whitefish, Montana, undated.