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
- 6367 more...
- ItemBB028116 - Northern Pacific Engineering Drawing: Stringer Detail, Bridge 81 - Cowlitz River, South of Vader, Washington, undated
- ItemBB028117 - Northern Pacific Engineering Drawing: Detail of Portal, Bridge 81 - Cowlitz River, South of Vader, Washington, undated
- ItemBB028118 - Northern Pacific Engineering Drawing: Detail of Sway Brace, Bridge 81 - Cowlitz River, South of Vader, Washington, undated
- ItemBB028119 - Northern Pacific Engineering Drawing: Detail of End Bearing, Bridge 81 - Cowlitz River, South of Vader, Washington, undated
- ItemBB028120 - Northern Pacific Engineering Drawing: Repair Lateral System, Bridge 81 - Cowlitz River, South of Vader, Washington, undated
- ItemBB028121 - Northern Pacific Engineering Drawing: Steel Repairs, Bridge 81 - Cowlitz River, South of Vader, Washington, undated
- ItemBB028122 - Northern Pacific Engineering Drawing: Replace Gusset Plate/Angle, Bridge 81 - Cowlitz River, South of Vader, Washington, undated
- ItemBB028123 - Northern Pacific Engineering Drawing: Detail Telegraph West Support, Bridge 81 - Cowlitz River, South of Vader, Washington, undated
- ItemBB028124 - Northern Pacific Engineering Drawing: Sketch Guard Rail/Path, Bridge 81 - Cowlitz River, South of Vader, Washington, undated
- 1352 more...