Railroad Archives Online
- CollectionD0335.2 - Northern Pacific Railway Historical Association Depot Photograph Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1014 - Photographs
- Subseries Level 2003 - Railroads--Buildings and Structures
- Subseries Level 3002 - Depots and Freighthouses
- 125 more...
- ItemNPDepot0126 - Northern Pacific Depot at Clarks Fork, Idaho, undated
- ItemNPDepot0127 - Northern Pacific Depot at Clarks Fork, Idaho, undated
- ItemNPDepot0128 - Northern Pacific Depot at Cle Elum, Washington, circa 1888
- ItemNPDepot0129 - Northern Pacific Depot at Cle Elum, Washington, 1969
- ItemNPDepot0130 - Northern Pacific Depot at Clear Lake, Washington, circa 1910
- ItemNPDepot0131 - Northern Pacific Depot at Columbus, Montana, 1920
- ItemNPDepot0132 - Northern Pacific Depot at Columbus, Montana, 1996
- ItemNPDepot0133 - Northern Pacific Depot at Connell, Washington, 1969
- ItemNPDepot0134 - Northern Pacific Depot at Coulee City, Washington, 1968
- 527 more...