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
- 91 more...
- ItemNPDepot0092 - Northern Pacific Depot at Buffalo, North Dakota, 1969
- ItemNPDepot0093 - Northern Pacific Depot at Buffalo, North Dakota, 1968
- ItemNPDepot0094 - Northern Pacific Depot at Buffalo, North Dakota, undated
- ItemNPDepot0095 - Northern Pacific Depot at Buffalo, North Dakota, undated
- ItemNPDepot0096 - Northern Pacific Depot at Buffalo, North Dakota, undated
- ItemNPDepot0097 - Northern Pacific Depot at Buffalo, North Dakota, undated
- ItemNPDepot0098 - Northern Pacific Depot at Burke, Idaho, 1940s
- ItemNPDepot0099 - Northern Pacific Depot at Butte, Montana, undated
- ItemNPDepot0100 - Northern Pacific Depot at Butte, Montana, undated
- 561 more...