Great Northern Engineering Drawing: Wastewater Treatment Facility at Havre, Montana, prepared in 1979. Burlington Northern File Number 1411, Reference Number 10102, Sheet E-3.

Great Northern Engineering Drawing: Wastewater Treatment Facility Rotary Platform and Ladder at Havre, Montana, prepared in 1979. Burlington Northern File Number 1411, Reference Number 10107, Sheet 002.

Great Northern Engineering Drawing: Wastewater Treatment Facility Head Box Rotary at Havre, Montana, prepared in 1979. Burlington Northern File Number 1411, Reference Number 10106, Sheet 001.

Great Northern Engineering Drawing: Wastewater Treatment Facility Bearing Spray Header at Havre, Montana, prepared in 1979. Burlington Northern File Number 1411, Reference Number 10104, Sheet 001.

Great Northern Engineering Drawing: Wastewater Treatment Facility Schematic Motor Control at Havre, Montana, prepared in 1979. Burlington Northern File Number 1411, Reference Number 10108, Sheet 001.

Great Northern Engineering Drawing: Wastewater Treatment Facility Field Erection and Assembly at Havre, Montana, prepared in 1979. Burlington Northern File Number 1411, Reference Number 10112, Sheet 001.

Great Northern Engineering Drawing: Wastewater Treatment Facility Chemical Injector at Havre, Montana, prepared in 1979. Burlington Northern File Number 1411, Reference Number 10107, Sheet 001.

Great Northern Engineering Drawing: Wastewater Treatment Facility Platform and Ladder at Havre, Montana, prepared in 1979. Burlington Northern File Number 1411, Reference Number 10107, Sheet 001.

Great Northern Engineering Drawing: Wastewater Treatment Facility Sludge Oil Tanks at Havre, Montana, prepared in 1979. Burlington Northern File Number 1411, Reference Number 10107, Sheet 001.

Great Northern Engineering Drawing: Wastewater Treatment Facility Vacuum Pump at Havre, Montana, prepared in 1979. Burlington Northern File Number 1411, Reference Number 10108, Sheet 001.