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
- 4574 more...
- ItemBB019259 - Northern Pacific Engineering Drawing: Beam Span/Bearings, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, undated
- ItemBB019260 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, 1961
- ItemBB019261 - Northern Pacific Engineering Drawing: Inspection Handrailing, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, undated
- ItemBB019262 - Northern Pacific Engineering Drawing: Concrete Pier Removal, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, undated
- ItemBB019263 - Northern Pacific Engineering Drawing: 50 Foot Span Deck Plate Girder (DPG), Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, undated
- ItemBB019264 - Northern Pacific Engineering Drawing: Table of Elevation Piers, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, undated
- ItemBB019265 - Northern Pacific Engineering Drawing: Widening Through Plate Girder Spans, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, undated
- ItemBB019266 - Northern Pacific Engineering Drawing: Bracing Floor Beam Detail, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, undated
- ItemBB019267 - Northern Pacific Engineering Drawing: Bracing Floor Beam Detail, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, undated
- 3145 more...