Railroad Archives Online
- FondsD0288 - Terence Wahl Collection
- Seri004 - Northern Pacific Railroad Company
- Subseri014 - Photographs
- 003 - Railroads--Buildings and Structures
- 001 - Bridges
- 1 lebih...
- ItemTRWahl0245 - Northern Pacific Bridge 61.1, Arlington, Washington, undated
- ItemTRWahl0247 - Northern Pacific Bridge 61.1, Arlington, Washington, undated
- ItemTRWahl0248 - Northern Pacific Bridge 61.1, Arlington, Washington, undated
- ItemTRWahl0249 - Northern Pacific Bridge 61.1, Arlington, Washington, undated
- ItemTRWahl0374 - Northern Pacific Bridge 104, Acme, Washington, undated
- ItemTRWahl0375 - Northern Pacific Bridge 104, Acme, Washington, undated
- ItemTRWahl0390 - Northern Pacific Bridge 110, Deming, Washington, undated
- ItemTRWahl0391 - Northern Pacific Bridge, Deming, Washington, undated
- ItemTRWahl0392 - Northern Pacific Bridge 110, Deming, Washington, undated
- 3 lebih...