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
- 4730 more...
- ItemBB019553 - Northern Pacific Engineering Drawing: Structural Steel Layout/Detail, Bridge 23 - Ellingson Road, South of Auburn, Washington, undated
- ItemBB019554 - Northern Pacific Engineering Drawing: Miscellaneous Details, Bridge 23 - Ellingson Road, South of Auburn, Washington, undated
- ItemBB019555 - Northern Pacific Engineering Drawing: Shoofly Layout, Bridge 23 - Ellingson Road, South of Auburn, Washington, undated
- ItemBB019556 - Northern Pacific Engineering Drawing: Shoofly Details, Bridge 23 - Ellingson Road, South of Auburn, Washington, undated
- ItemBB019557 - Northern Pacific Engineering Drawing: Bar List, Bridge 23 - Ellingson Road, South of Auburn, Washington, undated
- ItemBB019558 - Northern Pacific Engineering Drawing: Treated Pile Trestle, Bridge 23 - Ellingson Road, South of Auburn, Washington, undated
- ItemBB019559 - Northern Pacific Engineering Drawing: Detail Walk Rail, etc., Bridge 23 - Ellingson Road, South of Auburn, Washington, undated
- ItemBB019560 - Northern Pacific Engineering Drawing: Shop Plan - Miscellaneous Steel, Bridge 23 - Ellingson Road, South of Auburn, Washington, undated
- ItemBB019561 - Northern Pacific Engineering Drawing: Shop Plan - Miscellaneous Steel, Bridge 23 - Ellingson Road, South of Auburn, Washington, undated
- 2989 more...