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
- 3164 more...
- ItemBB026636 - Great Northern Engineering Drawing: Shop Plan - Shoe and Rollers, Bridge 11 - Steamboat Slough, North of Delta, Washington, undated
- ItemBB026637 - Great Northern Engineering Drawing: Cast Iron Wheel, Bridge 11 - Steamboat Slough, North of Delta, Washington, undated
- ItemBB026638 - Great Northern Engineering Drawing: Cast Steel Bracket - Repairs, Bridge 11 - Steamboat Slough, North of Delta, Washington, undated
- ItemBB026639 - Great Northern Engineering Drawing: Pier Reinforcement, Bridge 11 - Steamboat Slough, North of Delta, Washington, 1915
- ItemBB026640 - Great Northern Engineering Drawing: Renewal of Center Casting, Bridge 11 - Steamboat Slough, North of Delta, Washington, 1915
- ItemBB026641 - Great Northern Engineering Drawing: End Wedge Interlocking, Bridge 11 - Steamboat Slough, North of Delta, Washington, undated
- ItemBB026642 - Great Northern Engineering Drawing: General Plan, Bridge 11 - Steamboat Slough, North of Delta, Washington, undated
- ItemBB026643 - Great Northern Engineering Drawing: Balance Wheels, Bridge 11 - Steamboat Slough, North of Delta, Washington, undated
- ItemBB026644 - Great Northern Engineering Drawing: General Plan - Bridge Number 11, Bridge 11 - Steamboat Slough, North of Delta, Washington, undated
- 828 more...