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
- 144 more...
- ItemStruc000250 - Northern Pacific Engineering Drawing, Locomotive Wheel Shop at Livingston, Montana, 1973
- ItemStruc000251 - Northern Pacific Engineering Drawing, Locomotive Wheel Shop at Livingston, Montana, 1973
- ItemStruc000252 - Northern Pacific Engineering Drawing, Locomotive Wheel Shop at Livingston, Montana, 1973
- ItemStruc000253 - Northern Pacific Engineering Drawing, Shops at Livingston, Montana, undated
- ItemStruc000254 - Northern Pacific Engineering Drawing, Shops at Livingston, Montana, undated
- ItemStruc000255 - Northern Pacific Engineering Drawing, Shops at Livingston, Montana, undated
- ItemStruc000282 - Northern Pacific Engineering Drawing, Roundhouse at Vancouver, Washington, 1937
- ItemStruc000283 - Northern Pacific Engineering Drawing, Roundhouse at Vancouver, Washington, 1936
- ItemStruc000460 - Northern Pacific Engineering Drawing, Unnamed Structure at Pasco, Washington, 1971
- 1158 more...