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
- 4822 more...
- ItemBB019693 - Northern Pacific Engineering Drawing: Shop Plan - Detail Posts, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- ItemBB019694 - Northern Pacific Engineering Drawing: Shop Plan - Bottom Lateral, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- ItemBB019695 - Northern Pacific Engineering Drawing: Shop Plan - Bottom Lateral, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- ItemBB019696 - Northern Pacific Engineering Drawing: Shop Plan - Detail Brackets, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- ItemBB019697 - Northern Pacific Engineering Drawing: Shop Plan - Drum Turn, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- ItemBB019698 - Northern Pacific Engineering Drawing: Shop Plan - Gears/Bearings, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- ItemBB019699 - Northern Pacific Engineering Drawing: Shop Plan - Detail Miscellaneous, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- ItemBB019700 - Northern Pacific Engineering Drawing: Shop Plan - Detail Miscellaneous, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- ItemBB019701 - Northern Pacific Engineering Drawing: Shop Plan - Detail Shafting, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- 2897 more...