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
- 253 more...
- ItemNPDepot0254 - The Northern Pacific Depot at Hawley, Minnesota, circa 1920
- ItemNPDepot0255 - The Northern Pacific Depot at Hazelton, North Dakota, 1968
- ItemNPDepot0256 - The Northern Pacific Depot at Hazelton, North Dakota, circa 1910
- ItemNPDepot0257 - The Northern Pacific Depot at Helena, Montana, undated
- ItemNPDepot0258 - The Northern Pacific Depot at Helena, Montana, undated
- ItemNPDepot0259 - The Northern Pacific Depot at Helena, Montana, undated
- ItemNPDepot0260 - The Northern Pacific Depot at Helena, Montana, undated
- ItemNPDepot0261 - The Northern Pacific Depot at Helena, Montana, undated
- ItemNPDepot0262 - The Northern Pacific Depot at Helena, Montana, 1973
- 399 more...