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
- 999 more...
- ItemBB015280 - Northern Pacific Engineering Drawing: Shop Plan - Girders, Bridge 66, South of Ritzville, Washington, undated
- ItemBB015281 - Northern Pacific Engineering Drawing: Shop Plan - Girders, Bridge 66, South of Ritzville, Washington, undated
- ItemBB015282 - Northern Pacific Engineering Drawing: Shop Plan - Girders, Bridge 66, South of Ritzville, Washington, undated
- ItemBB015283 - Northern Pacific Engineering Drawing: Shop Plan - Girders, Bridge 66, South of Ritzville, Washington, undated
- ItemBB015284 - Northern Pacific Engineering Drawing: Shop Plan - Span Plate/Girder, Bridge 66, South of Ritzville, Washington, undated
- ItemBB015285 - Northern Pacific Engineering Drawing: Shop Plan - Span Plate/Girder, Bridge 66, South of Ritzville, Washington, undated
- ItemBB015286 - Northern Pacific Engineering Drawing: Shop Plan - Span Plate/Girder, Bridge 66, South of Ritzville, Washington, undated
- ItemBB015287 - Northern Pacific Engineering Drawing: Shop Plan - Floor Beam/Bracket, Bridge 66, South of Ritzville, Washington, undated
- ItemBB015288 - Northern Pacific Engineering Drawing: Shop Plan - With Floor Plan, Bridge 66, South of Ritzville, Washington, undated
- 6720 more...