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
- 5191 more...
- ItemBB020204 - Northern Pacific Engineering Drawing: Spans 1 to 12 Inclusive, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, undated
- ItemBB020205 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, undated
- ItemBB020206 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, undated
- ItemBB020207 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, undated
- ItemBB020208 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, undated
- ItemBB020209 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, undated
- ItemBB020210 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, undated
- ItemBB020211 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, undated
- ItemBB020212 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, undated
- 2528 more...