Great Northern Steam Locomotive 1147, Class F8S, undated. Photograph by Wade Stevenson.

Great Northern Steam Locomotive 1147, Class F8S, undated. Photograph by Wade Stevenson.

Great Northern Steam Locomotive Number 1147, Class F-8, undated.

Great Northern Steam Locomotive 1147, Class F8S, undated. Photograph by Wade Stevenson.

Great Northern Steam Locomotive Number 1149 at Superior, Wisconsin, 1947.

Great Northern Steam Locomotive Number 1151, Class F-8, and water tank, undated.

Great Northern Steam Locomotive Number 1152 and water tank, Class F-8, at Superior, Wisconsin, 1947.

Great Northern Steam Locomotive Number 1152, Class F-8, undated.

Great Northern Steam Locomotive Number 1157 overhead view in front of roundhouse, Class F-8, at East Hope, Idaho, undated.

Great Northern Steam Locomotive Number 1159, Class F-8, undated.