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
- 183 more...
- ItemNPDepot0184 - The Northern Pacific Depot at Ellensburg, Washington, 2004
- ItemNPDepot0185 - The Northern Pacific Depot at Ellensburg, Washington, 2004
- ItemNPDepot0186 - The Northern Pacific Depot at Ellensburg, Washington, 2006
- ItemNPDepot0187 - The Northern Pacific Depot at Elliott, North Dakota, 1968
- ItemNPDepot0188 - The Northern Pacific Depot at Elliston, Montana, undated
- ItemNPDepot0189 - The Northern Pacific Depot at Elliston, Montana, 1960s
- ItemNPDepot0190 - The Northern Pacific Depot at Elma, Washington, 1968
- ItemNPDepot0191 - The Northern Pacific Depot at Eltopia, Washington, undated
- ItemNPDepot0192 - The Northern Pacific Depot at Embden, North Dakota, 1968
- 469 more...