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
- 4020 more...
- ItemBB018650 - Northern Pacific Engineering Drawing: Shop Plan - Web Member, Bridge 25 - Nisqually River, South of Nisqually, Washington, undated
- ItemBB018651 - Northern Pacific Engineering Drawing: Shop Plan - Web Member, Bridge 25 - Nisqually River, South of Nisqually, Washington, undated
- ItemBB018652 - Northern Pacific Engineering Drawing: Shop Plan - Web Member, Bridge 25 - Nisqually River, South of Nisqually, Washington, undated
- ItemBB018653 - Northern Pacific Engineering Drawing: Shop Plan - Top Chord, Bridge 25 - Nisqually River, South of Nisqually, Washington, undated
- ItemBB018654 - Northern Pacific Engineering Drawing: Shop Plan - Erection/Miscellaneous, Bridge 100 (133) - Coweman River, South of Kelso, Washington, undated
- ItemBB018655 - Northern Pacific Engineering Drawing: Shop Plan - Tracks, Bridge 100 (133) - Coweman River, South of Kelso, Washington, undated
- ItemBB018656 - Northern Pacific Engineering Drawing: Shop Plan - End Post, Bridge 100 (133) - Coweman River, South of Kelso, Washington, undated
- ItemBB018657 - Northern Pacific Engineering Drawing: Shop Plan - Top Chord, Bridge 100 (133) - Coweman River, South of Kelso, Washington, undated
- ItemBB018658 - Northern Pacific Engineering Drawing: Shop Plan - Floor Beam, Bridge 100 (133) - Coweman River, South of Kelso, Washington, undated
- 3699 more...