Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series003 - Great Northern Railway Company (U.S.)
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3003 - Maintenance Facilities
- ItemStruc000053 - Great Northern Engineering Drawing, Locomotive Washing Facilities at Havre, Montana, 1968
- ItemStruc000054 - Great Northern Engineering Drawing, Locomotive Washing Facilities at Havre, Montana, 1970
- ItemStruc000055 - Great Northern Engineering Drawing, Locomotive Washing Facilities at Havre, Montana, 1970
- ItemStruc000056 - Great Northern Engineering Drawing, Boiler Room Addition at Havre, Montana, 1970
- ItemStruc000057 - Great Northern Engineering Drawing, Boiler Room Addition at Havre, Montana, 1971
- 2300 more...