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
- 6597 more...
- ItemBB028561 - Northern Pacific Engineering Drawing: Detail of Drums, Bridge 3.2 (72.2) - Hoquiam River, Washington, undated
- ItemBB028562 - Northern Pacific Engineering Drawing: Detail of Drums/Gears, Bridge 3.2 (72.2) - Hoquiam River, Washington, undated
- ItemBB028563 - Northern Pacific Engineering Drawing: Detail of Turntable, Bridge 3.2 (72.2) - Hoquiam River, Washington, undated
- ItemBB028564 - Northern Pacific Engineering Drawing: Detail of Bottom Chord, Bridge 3.2 (72.2) - Hoquiam River, Washington, undated
- ItemBB028565 - Northern Pacific Engineering Drawing: Detail Bottom/Top Chord, Bridge 3.2 (72.2) - Hoquiam River, Washington, undated
- ItemBB028566 - Northern Pacific Engineering Drawing: Detail of Top Chord, Bridge 3.2 (72.2) - Hoquiam River, Washington, undated
- ItemBB028567 - Northern Pacific Engineering Drawing: Detail of End Post, Bridge 3.2 (72.2) - Hoquiam River, Washington, undated
- 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
- 1122 more...