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
- 6604 more...
- ItemBB028568 - Northern Pacific Engineering Drawing: Detail of Posts, Bridge 3.2 (72.2) - Hoquiam River, Washington, undated
- ItemBB028569 - Northern Pacific Engineering Drawing: Detail of Posts, Bridge 3.2 (72.2) - Hoquiam River, Washington, undated
- ItemBB028570 - Northern Pacific Engineering Drawing: Detail Center Post/Strut, Bridge 3.2 (72.2) - Hoquiam River, Washington, undated
- ItemBB028571 - Northern Pacific Engineering Drawing: Detail of Diagonals, Bridge 3.2 (72.2) - Hoquiam River, Washington, undated
- ItemBB028572 - Northern Pacific Engineering Drawing: Detail of Bottom Lateral, Bridge 3.2 (72.2) - Hoquiam River, Washington, undated
- ItemBB028573 - Northern Pacific Engineering Drawing: Detail Portal/Struts, Bridge 3.2 (72.2) - Hoquiam River, Washington, undated
- ItemBB028574 - Northern Pacific Engineering Drawing: Detail of Floor Beams, Bridge 3.2 (72.2) - Hoquiam River, Washington, undated
- ItemBB028575 - Northern Pacific Engineering Drawing: Detail of Stringers, Bridge 3.2 (72.2) - Hoquiam River, Washington, undated
- ItemBB028576 - Northern Pacific Engineering Drawing: Detail Stringer/Machinery Support, Bridge 3.2 (72.2) - Hoquiam River, Washington, undated
- 1115 more...