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
- 1733 more...
- ItemStruc007460 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- ItemStruc007461 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- ItemStruc007462 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- ItemStruc007463 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- ItemStruc007464 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- ItemStruc007465 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- ItemStruc007466 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- ItemStruc007467 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, 1979
- ItemStruc007468 - Great Northern Engineering Drawing, Wastewater Treatment Facility at Havre, Montana, undated
- 349 more...