Railroad Archives Online
- CollectionD0335.2 - Northern Pacific Railway Historical Association Depot Photograph Collection
- Seriesex: 001 - Northern Pacific Railroad Company
- Subseries Level 1014 - Photographs
- Subseries Level 2003 - Railroads--Buildings and Structures
- Subseries Level 3002 - Depots and Freighthouses
- 320 more...
- ItemNPDepot0321 - The Northern Pacific Depot at Litchville, North Dakota, undated
- ItemNPDepot0322 - The Northern Pacific Depot at Litchville, North Dakota, undated
- ItemNPDepot0323 - The Northern Pacific Depot at Litchville, North Dakota, 1968
- ItemNPDepot0324 - The Northern Pacific Depot at Little Falls, Minnesota, 1982
- ItemNPDepot0325 - The Northern Pacific Depot at Little Falls, Minnesota, undated
- ItemNPDepot0326 - The Northern Pacific Depot at Little Falls, Minnesota, undated
- ItemNPDepot0327 - The Northern Pacific Depot at Little Falls, Minnesota, undated
- ItemNPDepot0328 - The Northern Pacific Depot at Little Falls, Minnesota, undated
- ItemNPDepot0329 - The Northern Pacific Depot at Little Falls, Minnesota, 1899
- 332 more...