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
- 4831 more...
- ItemBB019702 - Northern Pacific Engineering Drawing: Shop Plan - Detail Miscellaneous, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- ItemBB019703 - Northern Pacific Engineering Drawing: Shop Plan - Drum Segment A, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- ItemBB019704 - Northern Pacific Engineering Drawing: Shop Plan - Drum Segment B, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- ItemBB019705 - Northern Pacific Engineering Drawing: Shop Plan - Drum, etc., Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- ItemBB019706 - Northern Pacific Engineering Drawing: Shop Plan - Bearings/Support, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- ItemBB019707 - Northern Pacific Engineering Drawing: Shop Plan - Bill of Material, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- ItemBB019708 - Northern Pacific Engineering Drawing: Shop Plan - Bill of Material, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- ItemBB019709 - Northern Pacific Engineering Drawing: Shop Plan - Bill of Material, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- ItemBB019710 - Northern Pacific Engineering Drawing: Shop Plan - Bill of Material, Bridge 72.2 - Hoquiam River, West of Aberdeen, Washington, undated
- 2888 more...