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
- 4567 more...
- ItemBB019252 - Northern Pacific Engineering Drawing: General Details, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, undated
- ItemBB019253 - Northern Pacific Engineering Drawing: 27 Foot High Pier, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, undated
- ItemBB019254 - Northern Pacific Engineering Drawing: 29 Foot High Pier, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, undated
- ItemBB019255 - Northern Pacific Engineering Drawing: 31 Foot High Pier, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, undated
- ItemBB019256 - Northern Pacific Engineering Drawing: 33 Foot High Pier, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, undated
- ItemBB019257 - Northern Pacific Engineering Drawing: 35 Foot High Pier, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, undated
- ItemBB019258 - Northern Pacific Engineering Drawing: 37 Foot High Pier, Bridge 3.2 - Lake Pend Oreille, West of Sandpoint, Idaho, undated
- 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
- 3152 more...