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
- 2838 more...
- ItemBB017366 - Northern Pacific Engineering Drawing: Proposed Reconstruction, Bridge 6 - Chehalis River, Milburn, Washington, 1917
- ItemBB017367 - Northern Pacific Engineering Drawing: Pier Reconstruction, Bridge 6 - Chehalis River, Milburn, Washington, 1917
- ItemBB017369 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 6 - Chehalis River, Milburn, Washington, undated
- ItemBB017370 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 6 - Chehalis River, Milburn, Washington, 1948
- ItemBB017371 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 6 - Chehalis River, Milburn, Washington, 1946
- ItemBB017372 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 6 - Chehalis River, Milburn, Washington, 1939
- ItemBB017373 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 6 - Chehalis River, Milburn, Washington, 1938
- ItemBB017374 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 6 - Chehalis River, Milburn, Washington, 1937
- ItemBB017375 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 6 - Chehalis River, Milburn, Washington, 1927
- 4881 more...