Railroad Archives Online
- ArquivoD0027 - Timothy Miller Collection
- Série004 - Northern Pacific Railroad Company
- Subsérie009 - Engineering Records
- 008 - Physical plant drawing
- 002 - Depots and Freighthouses
- 869 mais...
- ItemStruc005981 - Northern Pacific Engineering Drawing, Depot at Spokane, Washington, undated
- ItemStruc005982 - Northern Pacific Engineering Drawing, Depot at Spokane, Washington, undated
- ItemStruc005983 - Northern Pacific Engineering Drawing, Depot at Spokane, Washington, undated
- ItemStruc005984 - Northern Pacific Engineering Drawing, Depot at Spokane, Washington, 1970
- ItemStruc005985 - Northern Pacific Engineering Drawing, Depot at Spokane, Washington, 1957
- ItemStruc005986 - Northern Pacific Engineering Drawing, Depot at Spokane, Washington, undated
- ItemStruc005987 - Northern Pacific Engineering Drawing, Depot at Spokane, Washington, undated
- ItemStruc005988 - Northern Pacific Engineering Drawing, Depot at Spokane, Washington, undated
- ItemStruc005989 - Northern Pacific Engineering Drawing, Depot at Spokane, Washington, undated
- 784 mais...