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
- 306 more...
- ItemNPDepot0307 - The Northern Pacific Depot at Laurel, Montana, undated
- ItemNPDepot0308 - The Northern Pacific Depot at Laurel, Montana, undated
- ItemNPDepot0309 - The Northern Pacific Depot at Leeds, North Dakota, 1970
- ItemNPDepot0310 - The Northern Pacific Depot at Leonard, North Dakota, 1968
- ItemNPDepot0311 - The Northern Pacific Depot at Lester, Washington, 1985
- ItemNPDepot0312 - The Northern Pacific Depot at Lester, Washington, circa 1910
- ItemNPDepot0313 - The Northern Pacific Depot at Lewiston, Idaho, circa 1906
- ItemNPDepot0314 - The Northern Pacific Depot at Lewiston, Idaho, circa 1949
- ItemNPDepot0315 - The Northern Pacific Depot at Lind, Washington, undated
- 346 more...