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
- 74 more...
- ItemBB017515 - Northern Pacific Engineering Drawing: Remodel End Walls, Culvert, Near Saint Regis, Montana, 1944
- ItemBB017516 - Northern Pacific Engineering Drawing: Extension to Culvert, Culvert, Near Frenchtown, Montana, 1944
- ItemBB017517 - Northern Pacific Engineering Drawing: Extension to Culvert, Culvert, Near Frenchtown, Montana, 1944
- ItemBB017714 - Northern Pacific Engineering Drawing: Foundation Details, Track Scale, Auburn, Washington, undated
- ItemBB017715 - Northern Pacific Engineering Drawing: Steel Details, Track Scale, Auburn, Washington, undated
- ItemBB017716 - Northern Pacific Engineering Drawing: Steel Details, Track Scale, Auburn, Washington, undated
- ItemBB017717 - Northern Pacific Engineering Drawing: Details of Weighbridge, Track Scale, Auburn, Washington, undated
- ItemBB017718 - Northern Pacific Engineering Drawing: Detail of Scale House, Track Scale, Auburn, Washington, undated
- ItemBB017880 - Northern Pacific Engineering Drawing: Proposed Extension - Culvert, Culvert West of Toston, West of Toston, Montana, 1945
- 245 more...