Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3001 - Bridges
- 3759 more...
- ItemBB018362 - Northern Pacific Engineering Drawing: Shop Plan - Walk Plate, Bridge 10.1 - Highway #1, West of Fort Lewis, Washington, undated
- ItemBB018363 - Northern Pacific Engineering Drawing: Shop Plan - Bill of Material, Bridge 10.1 - Highway #1, West of Fort Lewis, Washington, undated
- ItemBB018364 - Northern Pacific Engineering Drawing: Shop Plan - Bill of Material, Bridge 10.1 - Highway #1, West of Fort Lewis, Washington, undated
- ItemBB018365 - Northern Pacific Engineering Drawing: General Plan, Bridge 23.47 - Underpass (I - 5), South of Ketron, Washington, 1966
- ItemBB018366 - Northern Pacific Engineering Drawing: Abutment 1/2, Bridge 23.47 - Underpass (I - 5), South of Ketron, Washington, undated
- ItemBB018367 - Northern Pacific Engineering Drawing: Abutment Details, Bridge 23.47 - Underpass (I - 5), South of Ketron, Washington, undated
- ItemBB018368 - Northern Pacific Engineering Drawing: Northeast Wing Wall, Bridge 23.47 - Underpass (I - 5), South of Ketron, Washington, undated
- ItemBB018369 - Northern Pacific Engineering Drawing: Southwest Wing Wall, Bridge 23.47 - Underpass (I - 5), South of Ketron, Washington, undated
- ItemBB018370 - Northern Pacific Engineering Drawing: Northeast/Southwest Wing Wall, Bridge 23.47 - Underpass (I - 5), South of Ketron, Washington, undated
- 3960 more...