Railroad Archives Online
- ArquivoD0027 - Timothy Miller Collection
- Série004 - Northern Pacific Railroad Company
- Subsérie009 - Engineering Records
- 008 - Physical plant drawing
- 007 - Track
- 157 mais...
- ItemBB031651 - Northern Pacific Engineering Drawing: Plate Plan Location and Profile, undated
- ItemBB031652 - Northern Pacific Engineering Drawing: Concrete Approach and Exit, undated
- ItemBB031653 - Northern Pacific Engineering Drawing: Standard Plan Track Scale - Bill of Material, undated
- ItemBB031654 - Northern Pacific Engineering Drawing: Standard Plan Foundation, undated
- ItemBB031655 - Northern Pacific Engineering Drawing: Standard Plan Foundation, undated
- ItemBB031656 - Northern Pacific Engineering Drawing: Standard Plan Foundation, undated
- ItemBB031657 - Northern Pacific Engineering Drawing: Standard Plan Foundation, undated
- ItemBB031658 - Northern Pacific Engineering Drawing: Standard Plan Track Scale - Bill of Material, undated
- ItemBB031659 - Northern Pacific Engineering Drawing: Standard Plan Foundation (cancelled), undated
- 162 mais...