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
- 3235 more...
- ItemBB017814 - Northern Pacific Engineering Drawing: Steel Beams, Bridge 114 - Canal, South of Odair, Washington, undated
- ItemBB017815 - Northern Pacific Engineering Drawing: Shop Plan - Girder Spans, Bridge 114 - Canal, South of Odair, Washington, undated
- ItemBB017816 - Northern Pacific Engineering Drawing: Shop Plan - Girder Spans, Bridge 114 - Canal, South of Odair, Washington, undated
- ItemBB017817 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 37, South of Wetico, Washington, 1939
- ItemBB017820 - Northern Pacific Engineering Drawing: General Plan - Pier Details, Bridge 2.1 - Wildcat Creek, North of Elma, Washington, 1936
- ItemBB017821 - Northern Pacific Engineering Drawing: Repairs Deck Plate, Bridge 2.1 - Wildcat Creek, North of Elma, Washington, 1936
- ItemBB017822 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 2.1 - Wildcat Creek, North of Elma, Washington, undated
- ItemBB017823 - Northern Pacific Engineering Drawing: Tie Plan, Bridge 2.1 - Wildcat Creek, North of Elma, Washington, undated
- ItemBB017824 - Northern Pacific Engineering Drawing: Shallow Floor Girder, Bridge 2.1 - Wildcat Creek, North of Elma, Washington, undated
- 4484 more...