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
- 2292 more...
- ItemBB016742 - Northern Pacific Engineering Drawing: Detail 200 Foot Deck Truss, Bridge 62.1 - Spokane River, West of Trentwood, Washington, undated
- ItemBB016743 - Northern Pacific Engineering Drawing: Detail 200 Foot Deck Truss, Bridge 62.1 - Spokane River, West of Trentwood, Washington, undated
- ItemBB016744 - Northern Pacific Engineering Drawing: Transverse Section Truss, Bridge 62.1 - Spokane River, West of Trentwood, Washington, undated
- ItemBB016745 - Northern Pacific Engineering Drawing: Detail Stringer Truss, Bridge 62.1 - Spokane River, West of Trentwood, Washington, undated
- ItemBB016746 - Northern Pacific Engineering Drawing: Detail of Bearing, Bridge 62.1 - Spokane River, West of Trentwood, Washington, undated
- ItemBB016747 - Northern Pacific Engineering Drawing: Renew Top Lateral Plate, Bridge 62.1 - Spokane River, West of Trentwood, Washington, undated
- ItemBB016748 - Northern Pacific Engineering Drawing: Renew Top Lateral Plate, Bridge 62.1 - Spokane River, West of Trentwood, Washington, undated
- ItemBB016749 - Northern Pacific Engineering Drawing: Detail Stringer/Cross Frame, etc., Bridge 62.1 - Spokane River, West of Trentwood, Washington, undated
- ItemBB016750 - Northern Pacific Engineering Drawing: Stringer/Gusset Repair, Bridge 62.1 - Spokane River, West of Trentwood, Washington, undated
- 5427 more...