Railroad Archives Online
- FondoD0027 - Timothy Miller Collection
- Serie004 - Northern Pacific Railroad Company
- Sottoserie009 - Engineering Records
- 008 - Physical plant drawing
- 007 - Track
- 148 in più...
- Unità documentariaBB031642 - Northern Pacific Engineering Drawing: Detail - Structural Steel, undated
- Unità documentariaBB031643 - Northern Pacific Engineering Drawing: Track Plate and General Notes, undated
- Unità documentariaBB031644 - Northern Pacific Engineering Drawing: Rail Expansion Clamp, undated
- Unità documentariaBB031645 - Northern Pacific Engineering Drawing: Scale House, Track Scale, undated
- Unità documentariaBB031646 - Northern Pacific Engineering Drawing: Weighbridge Detail, undated
- Unità documentariaBB031647 - Northern Pacific Engineering Drawing: Detail Floor Beams - Bill of Material, undated
- Unità documentariaBB031648 - Northern Pacific Engineering Drawing: Assembly Plan, undated
- Unità documentariaBB031649 - Northern Pacific Engineering Drawing: Standard Plan of Foundation, undated
- Unità documentariaBB031650 - Northern Pacific Engineering Drawing: Piling Plan and Scale Foundation, undated
- 171 in più...