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
- 4802 more...
- 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
- ItemBB019676 - Northern Pacific Engineering Drawing: Shop Plan - Detail Diagonal, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- ItemBB019677 - Northern Pacific Engineering Drawing: Shop Plan - Detail Diagonal, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- ItemBB019678 - Northern Pacific Engineering Drawing: Shop Plan - Diagonal/Strut, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- ItemBB019679 - Northern Pacific Engineering Drawing: Shop Plan - Detail Posts, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- ItemBB019680 - Northern Pacific Engineering Drawing: Shop Plan - Detail Floor Beam, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- ItemBB019681 - Northern Pacific Engineering Drawing: Shop Plan - Detail Posts, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- 2917 more...