Great Northern Steam Locomotive Number 768 and water tank, Class G-3, at Minot, North Dakota, 1947.

Great Northern Steam Locomotive 768, Class G3, undated. Photograph by Wade Stevenson.

Great Northern steam locomotive Number 77, a 0-6-0.

Great Northern Steam Locomotive Number 77, Class A-9, undated.

Great Northern Steam Locomotive 77, Class A9, undated. Photograph by Wade Stevenson.

Great Northern Steam Locomotive Number 771 at Minneapolis, Minnesota, 1932.

Great Northern Steam Locomotive Number 778 at Superior, Wisconsin, 1932.

Great Northern Steam Locomotive Number 779, Class G-4, undated.

Great Northern Steam Locomotive Number 78 at Minneapolis, Minnesota, undated.

Great Northern steam locomotive 78.