Great Northern Steam Locomotive Number 939 switching passenger train, Class E-6, at Minneapolis, Minnesota, undated.

Great Northern Steam Locomotive Number 932 at Minneapolis, Minnesota, undated.

Great Northern Steam Locomotive 932, Class E-6, undated. Photo by Granfors.

Great Northern Steam Locomotive Number 927 at Minneapolis, Minnesota, undated.

Great Northern Steam Locomotive Number 927 at Minneapolis, Minnesota, 1949.

Great Northern Steam Locomotive 927, Class E-6, 1948. Photo by Graham.

Great Northern Steam Locomotive Number 926 at Minneapolis, Minnesota, 1940.

Great Northern Steam Locomotive Number 92 at Minneapolis, Minnesota, 1946.

Great Northern Steam Locomotive Number 907 at Minneapolis, Minnesota, 1938.

Great Northern Steam Locomotive Number 865 at Minneapolis, Minnesota, undated.