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
- 13 more...
- ItemStruc000061 - Great Northern Engineering Drawing, Boiler Room Addition at Havre, Montana, 1970
- ItemStruc000062 - Great Northern Engineering Drawing, Boiler Room Addition at Havre, Montana, 1970
- ItemStruc000063 - Great Northern Engineering Drawing, Boiler Room Addition at Havre, Montana, 1970
- ItemStruc000064 - Great Northern Engineering Drawing, Boiler Room Addition at Havre, Montana, 1970
- ItemStruc000065 - Great Northern Engineering Drawing, Boiler Room Addition at Havre, Montana, 1970
- ItemStruc000066 - Great Northern Engineering Drawing, Boiler Room Addition at Havre, Montana, 1970
- ItemStruc000067 - Great Northern Engineering Drawing, Boiler Room Addition at Havre, Montana, 1970
- ItemStruc000068 - Great Northern Engineering Drawing, Boiler Room Addition at Havre, Montana, 1970
- ItemStruc000069 - Great Northern Engineering Drawing, Boiler Room Addition at Havre, Montana, 1970
- 2069 more...