Railroad Archives Online
- CollectionD0491 - Warner Swarner Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1014 - Photographs
- Subseries Level 2003 - Railroads--Buildings and Structures
- Subseries Level 3002 - Depots and Freighthouses
- 64 more...
- ItemWBSGNDepot068 - Great Northern Depot at Niagara, North Dakota, 1968
- ItemWBSGNDepot069 - Great Northern Depot at Niobe, North Dakota, 1968
- ItemWBSGNDepot070 - Great Northern Depot at Olmstead, North Dakota, 1969
- ItemWBSGNDepot071 - Great Northern Depot at Orr, North Dakota, 1968
- ItemWBSGNDepot072 - Great Northern Depot at Osnabrook, North Dakota, undated
- ItemWBSGNDepot073 - Great Northern Depot at Pekin, North Dakota, 1968
- ItemWBSGNDepot074 - Great Northern Depot at Palermo, North Dakota, 1968
- ItemWBSGNDepot075 - Great Northern Depot at Page, North Dakota, 1968
- ItemWBSGNDepot076 - Great Northern Depot at Penn, North Dakota, 1968
- 20 more...