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
- 2180 more...
- ItemBB016625 - Northern Pacific Engineering Drawing: Field Rivet/Pin, Bridge 2 - Stillaguamish River, East of Arlington, Washington, undated
- ItemBB016626 - Northern Pacific Engineering Drawing: Standard Plan Through Span, Bridge 2 - Stillaguamish River, East of Arlington, Washington, undated
- ItemBB016627 - Northern Pacific Engineering Drawing: Shop Plan - Floor Beam, Bridge 2 - Stillaguamish River, East of Arlington, Washington, undated
- ItemBB016628 - Northern Pacific Engineering Drawing: Shop Plan - Floor Beam, Bridge 2 - Stillaguamish River, East of Arlington, Washington, undated
- ItemBB016629 - Northern Pacific Engineering Drawing: Shop Plan - Stringer/Brace, Bridge 2 - Stillaguamish River, East of Arlington, Washington, undated
- ItemBB016630 - Northern Pacific Engineering Drawing: Shop Plan - Transverse Brace, Bridge 2 - Stillaguamish River, East of Arlington, Washington, undated
- ItemBB016631 - Northern Pacific Engineering Drawing: Shop Plan - Bottom Lateral, Bridge 2 - Stillaguamish River, East of Arlington, Washington, undated
- ItemBB016632 - Northern Pacific Engineering Drawing: Detail of Stringer/Brace, Bridge 2 - Stillaguamish River, East of Arlington, Washington, undated
- ItemBB016633 - Northern Pacific Engineering Drawing: Detail of Floor Beam, Bridge 2 - Stillaguamish River, East of Arlington, Washington, undated
- 5539 more...