Great Northern depot at MarsHarold Hall, Minnesota, undated. Photograph by Harold Hall, from the Norm Keyes Collection.

Great Northern depot at MarsHarold Hall, Minnesota, undated. Photograph by Norm Keyes, from the Norm Keyes Collection.

Great Northern depot at MarsHarold Hall, Minnesota, undated. Photograph by Norm Keyes, from the Norm Keyes Collection.

Great Northern depot at MarsHarold Hall, Minnesota, undated. Photograph by Robert Johnston, from the Norm Keyes Collection.

Great Northern depot at MarsHarold Hall, Minnesota, undated. Photograph by Norm Keyes, from the Norm Keyes Collection.

MarsHarold Hall, MInnesota Great Northern depot looking northeast in June 1970. Photograph by Charles W. Bohi.