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
- 5730 more...
- ItemBB020840 - Northern Pacific Engineering Drawing: Shop Plan - Rivet/Bolt, Bridge 1.4 - 7th Avenue, South of Sunset Junction, Washington, undated
- ItemBB020841 - Northern Pacific Engineering Drawing: General Plan/Elevation, Bridge 1.4 - 7th Avenue, South of Sunset Junction, Washington, undated
- ItemBB020842 - Northern Pacific Engineering Drawing: Blocking at Piers, Bridge 1.4 - 7th Avenue, South of Sunset Junction, Washington, undated
- ItemBB020843 - Northern Pacific Engineering Drawing: Piers 5/6/7, Bridge 1.4 - 7th Avenue, South of Sunset Junction, Washington, undated
- ItemBB020844 - Northern Pacific Engineering Drawing: Shoofly Layout, Bridge 1.4 - 7th Avenue, South of Sunset Junction, Washington, undated
- ItemBB020845 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 1.4 - 7th Avenue, South of Sunset Junction, Washington, 1963
- ItemBB020846 - Northern Pacific Engineering Drawing: Girder Reinforcing, Bridge 1.4 - 7th Avenue, South of Sunset Junction, Washington, undated
- ItemBB020847 - Northern Pacific Engineering Drawing: Modification of Turntable Girders, Bridge 1.4 - 7th Avenue, South of Sunset Junction, Washington, undated
- ItemBB020848 - Northern Pacific Engineering Drawing: Ground Floor Beam - Plan, Bridge 1.4 - 7th Avenue, South of Sunset Junction, Washington, undated
- 1989 more...