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 3003 - Maintenance Facilities
- 59 more...
- ItemStruc000137 - Northern Pacific Engineering Drawing, Power House at Vancouver, Washington, 1972
- ItemStruc000138 - Northern Pacific Engineering Drawing, Power House at Vancouver, Washington, 1972
- ItemStruc000162 - Northern Pacific Engineering Drawing, Boiler and Blacksmith Shop at Livingston, Montana, 1969
- ItemStruc000163 - Northern Pacific Engineering Drawing, Unnamed Structure at Livingston, Montana, 1972
- ItemStruc000164 - Northern Pacific Engineering Drawing, Unnamed Structure at Livingston, Montana, 1971
- ItemStruc000165 - Northern Pacific Engineering Drawing, Unnamed Structure at Livingston, Montana, 1971
- ItemStruc000166 - Northern Pacific Engineering Drawing, Boiler Stripping and Lagging Shed at Livingston, Montana, 1946
- ItemStruc000167 - Northern Pacific Engineering Drawing, Boiler Stripping and Lagging Shed at Livingston, Montana, 1951
- ItemStruc000168 - Northern Pacific Engineering Drawing, Machine Shop at Livingston, Montana, undated
- 1243 more...