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
- 1709 more...
- ItemStruc007436 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, undated
- ItemStruc007437 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- ItemStruc007438 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- ItemStruc007439 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- ItemStruc007440 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- ItemStruc007441 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- ItemStruc007442 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- ItemStruc007443 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- ItemStruc007444 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- 373 more...