Railroad Archives Online
- FondsD0027 - Timothy Miller Collection
- Cyfres004 - Northern Pacific Railroad Company
- Is-gyfres009 - Engineering Records
- 008 - Physical plant drawing
- 001 - Bridges
- 2962 mwy...
- EitemBB017493 - Northern Pacific Engineering Drawing: Shop Plan - Diagonal Brace, Bridge 36 - Clark Fork River, West of Thompson Falls, Montana, undated
- EitemBB017494 - Northern Pacific Engineering Drawing: Rebuild Pier, Bridge 8 - Van Sycle Creek, South of Zangar Junction, Washington, 1965
- EitemBB017495 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 8 - Van Sycle Creek, South of Zangar Junction, Washington, undated
- EitemBB017496 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 8 - Van Sycle Creek, South of Zangar Junction, Washington, undated
- EitemBB017497 - Northern Pacific Engineering Drawing: Rebuild Pier, Bridge 8.3 - Van Sycle Creek, South of Zangar Junction, Washington, 1962
- EitemBB017498 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 8.3 - Van Sycle Creek, South of Zangar Junction, Washington, undated
- EitemBB017499 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 8.3 - Van Sycle Creek, South of Zangar Junction, Washington, undated
- EitemBB017500 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 12.2 - Van Sycle Creek, South of Zangar Junction, Washington, undated
- EitemBB017501 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 12.2 - Van Sycle Creek, South of Zangar Junction, Washington, undated
- 4757 mwy...