Great Northern Steam Locomotive 3396, Class O7, undated. Photograph by Wade Stevenson.

Great Northern Steam Locomotive 3396, Class O7, undated. Photograph by Wade Stevenson.

Great Northern Steam Locomotive 3397, a Class O-8, a 2-8-2, built in Hillyard Shops in 1932, one of only three locomotives built for an American railroad in that year, Hillyard, Washington. A David Emerson photo taken in 1935.

Great Northern Steam Locomotive Number 3397 at Hillyard, Washington, 1932.

Great Northern steam locomotive 3397 at Saint Cloud, Minnesota on April 6, 1958. Class O-8. Norm Priebe Collection. Photograph by Vierkant. Black & white negative, 2 7/8 inch x 4 3/4 inchh. Other Subject classes: Steam locomotive

Great Northern steam locomotive 3397 at Saint Cloud, Minnesota in October 1959. Class O-8. Photograph by Norm Priebe. Black & white negative, 2 1/4 inch x 3 1/4 inch. Other subject classes: Steam Locomotive

Great Northern steam locomotive 3397 at Saint Cloud, Minnesota, undated. Class O-8. Norm Priebe Collection. Photograph by Vierkant. Black & white negative, 2 7/8 inch x 4 3/4 inch. Other Subject classes: Steam locomotive

Great Northern Steam Locomotive Number 3397 at Superior, Wisconsin, 1947.

Great Northern Steam Locomotive Number 3397, Class O-8, getting water from water tank, undated.

Great Northern Steam Locomotive 3398, a Class O-8, a 2-8-2, built in Hillyard Shops in 1932, second of only three locomotives built for an American railroad in 1932, Hillyard, Washington. A David Emerson photo taken in 1935.