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
- 4134 more...
- ItemBB018766 - Northern Pacific Engineering Drawing: Detail Enlarged Footing, Bridge 38 - Snohomish River, South of Snohomish, Washington, undated
- ItemBB018767 - Northern Pacific Engineering Drawing: Detail Piers 1/2/3, Bridge 38 - Snohomish River, South of Snohomish, Washington, undated
- ItemBB018768 - Northern Pacific Engineering Drawing: Detail Pivot Pier/Pier 5, Bridge 38 - Snohomish River, South of Snohomish, Washington, undated
- ItemBB018769 - Northern Pacific Engineering Drawing: Pivot Pier Protection, Bridge 38 - Snohomish River, South of Snohomish, Washington, undated
- ItemBB018770 - Northern Pacific Engineering Drawing: Plan Pier 1/2/3, Bridge 38 - Snohomish River, South of Snohomish, Washington, undated
- ItemBB018771 - Northern Pacific Engineering Drawing: Pier 4/5/Foundation Protection, Bridge 38 - Snohomish River, South of Snohomish, Washington, undated
- ItemBB018773 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 38 - Snohomish River, South of Snohomish, Washington, undated
- ItemBB018774 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 38 - Snohomish River, South of Snohomish, Washington, 1943
- ItemBB018775 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 38 - Snohomish River, South of Snohomish, Washington, 1930
- 3585 more...