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
- 4430 more...
- ItemBB019110 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 78 - Olequa Creek, South of Vader, Washington, 1960
- ItemBB019111 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 78 - Olequa Creek, South of Vader, Washington, 1960
- ItemBB019112 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 78 - Olequa Creek, South of Vader, Washington, 1960
- ItemBB019113 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 78 - Olequa Creek, South of Vader, Washington, 1939
- ItemBB019114 - Northern Pacific Engineering Drawing: General Plan, Bridge 51 - Hannaford Creek, South of Wabash, Washington, 1897
- ItemBB019115 - Northern Pacific Engineering Drawing: Abutments, Bridge 51 - Hannaford Creek, South of Wabash, Washington, undated
- ItemBB019116 - Northern Pacific Engineering Drawing: Piers, Bridge 51 - Hannaford Creek, South of Wabash, Washington, undated
- ItemBB019117 - Northern Pacific Engineering Drawing: General Plan/Bill of Material, Bridge 51 - Hannaford Creek, South of Wabash, Washington, undated
- ItemBB019118 - Northern Pacific Engineering Drawing: General Detail/Steel Girder Beam, Bridge 51 - Hannaford Creek, South of Wabash, Washington, undated
- 3289 more...