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
- 4796 more...
- ItemBB019665 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 97, Cunningham, Washington, 1957
- ItemBB019666 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 97, Cunningham, Washington, 1942
- ItemBB019667 - Northern Pacific Engineering Drawing: Standard Plan Beam Girder, Bridge 97, Cunningham, Washington, undated
- ItemBB019668 - Northern Pacific Engineering Drawing: Pier/Abutment, Bridge 101, West of Cunningham, Washington, 1900
- ItemBB019670 - Northern Pacific Engineering Drawing: General Plan/Detail Abutment, Bridge 155.1, West of Belgrade, Washington, 1905
- ItemBB019672 - Northern Pacific Engineering Drawing: Shop Plan - Erection Diagram, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- ItemBB019673 - Northern Pacific Engineering Drawing: Shop Plan - Lower Chord, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- ItemBB019674 - Northern Pacific Engineering Drawing: Shop Plan - Detail Lower Chord, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- ItemBB019675 - Northern Pacific Engineering Drawing: Shop Plan - Intermediate Post, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- 2923 more...