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
- 170 more...
- ItemNPDepot0171 - The Northern Pacific Depot at East Helena, Montana, 1973
- ItemNPDepot0172 - The Northern Pacific Depot at East Olympia, Washington, circa 1968
- ItemNPDepot0173 - The Northern Pacific Depot at Easton, Washington, undated
- ItemNPDepot0174 - The Northern Pacific Depot at Easton, Washington, undated
- ItemNPDepot0175 - The Northern Pacific Depot at Eckleson, North Dakota, 1968
- ItemNPDepot0176 - The Northern Pacific Depot at Edgecomb, Washington, undated
- ItemNPDepot0177 - The Northern Pacific Depot at Edgeley, North Dakota, 1968
- ItemNPDepot0178 - The Northern Pacific Depot at Elk River, Minnesota, circa 1965
- ItemNPDepot0179 - The Northern Pacific Depot at Ellensburg, Washington, 1894
- 482 more...