Railroad Archives Online
- ArquivoD0027 - Timothy Miller Collection
- Série004 - Northern Pacific Railroad Company
- Subsérie009 - Engineering Records
- 008 - Physical plant drawing
- 002 - Depots and Freighthouses
- 795 mais...
- ItemStruc005806 - Northern Pacific Engineering Drawing, Depot at Centralia, Washington, 1911
- ItemStruc005807 - Northern Pacific Engineering Drawing, Depot at Centralia, Washington, 1913
- ItemStruc005808 - Northern Pacific Engineering Drawing, Depot at Centralia, Washington, 1911
- ItemStruc005809 - Northern Pacific Engineering Drawing, Depot at Centralia, Washington, 1913
- ItemStruc005911 - Northern Pacific Engineering Drawing, Depot at Spokane, Washington, 1967
- ItemStruc005912 - Northern Pacific Engineering Drawing, Depot and Express Buildings at Spokane, Washington, 1970
- ItemStruc005913 - Northern Pacific Engineering Drawing, Depot and Express Buildings at Spokane, Washington, undated
- ItemStruc005914 - Northern Pacific Engineering Drawing, Depot and Express Buildings at Spokane, Washington, undated
- ItemStruc005915 - Northern Pacific Engineering Drawing, Depot and Express Buildings at Spokane, Washington, undated
- 858 mais...