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

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

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

Campbell, MInnesota Great Northern depot looking southwest in June 1970. Photograph by Charles W. Bohi.

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

Cambridge, Minnesota Great Northern depot with semaphore train order, track side view, waiting room end, wooden construction, Walter Ainsworth photo, undated.

Great Northern depot at Calvin, North Dakota, undated. Photograph by Robert Johnston, from the Norm Keyes Collection.

Calumet, MInnesota Great Northern-Duluth, Missabe and Iron Range Railway depot in July 1980. A Todd Minsk Photo, Charles W Bohi Collection

Great Northern depot at Buxton, North Dakota, undated. Photograph by Robert Johnston, from the Norm Keyes Collection.

Great Northern depot at Butte, Montana, undated. Photograph by Robert Johnston, from the Norm Keyes Collection.