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
- 1780 more...
- ItemStruc007507 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- ItemStruc007508 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- ItemStruc007509 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- ItemStruc007510 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- ItemStruc007511 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- ItemStruc007512 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- ItemStruc007513 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- ItemStruc007514 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- ItemStruc007515 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- 302 more...