Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3001 - Bridges
- 3565 more...
- ItemBB027126 - Great Northern Engineering Drawing: Blocking Raise Grade, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- ItemBB027127 - Great Northern Engineering Drawing: Air Machinery, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- ItemBB027128 - Great Northern Engineering Drawing: Machinery Housing, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- ItemBB027129 - Great Northern Engineering Drawing: Tool and Coal Boxes, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- ItemBB027130 - Great Northern Engineering Drawing: Mechanical Operating Wedge - Locks, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- ItemBB027131 - Great Northern Engineering Drawing: House and Interlocking Supports, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- ItemBB027132 - Great Northern Engineering Drawing: Shop Plan - Erection Diagram, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- ItemBB027133 - Great Northern Engineering Drawing: Shop Plan - Collar Tower, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- ItemBB027134 - Great Northern Engineering Drawing: Shop Plan - Floor Beams, Bridge 10 - Snohomish River, North of Delta, Washington, undated
- 427 more...