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 3007 - Track
- 244 more...
- ItemBB035361 - Northern Pacific Engineering Drawing: 150 Ton Track Scale, Track Scale, Everett, Washington, undated
- ItemBB035362 - Northern Pacific Engineering Drawing: General Plan, Track Scale, Everett, Washington, undated
- ItemBB035363 - Northern Pacific Engineering Drawing: Repairs, Track Scale, Everett, Washington, 1936
- ItemBB035364 - Northern Pacific Engineering Drawing: Repairs, Track Scale, Everett, Washington, 1936
- ItemBB035365 - Northern Pacific Engineering Drawing: Deck Plan, Track Scale, Everett, Washington, 1946
- ItemBB035366 - Northern Pacific Engineering Drawing: Steel Details , Track Scale, Everett, Washington, 1946
- ItemBB035715 - Northern Pacific Engineering Drawing: Shop Plan - Steel Details, Track Scale, Vancouver, Washington, undated
- ItemBB035717 - Northern Pacific Engineering Drawing: Shop Plan - Bridge Assembly, Track Scale, Vancouver, Washington, undated
- ItemBB035718 - Northern Pacific Engineering Drawing: Shop Plan - Steel Detail, Track Scale, Vancouver, Washington, undated
- 75 more...