Great Northern Engineering Drawing: Wastewater Treatment Facility at Havre, Montana, undated. Burlington Northern File Number 1411, Reference Number 101, Sheet G10.

Great Northern Engineering Drawing: Wastewater Treatment Facility at Havre, Montana, undated. Burlington Northern File Number 1411, Reference Number 101, Sheet G11.

Great Northern Engineering Drawing: Wastewater Treatment Facility at Havre, Montana, undated. Burlington Northern File Number 1411, Reference Number 101, Sheet M-1.

Great Northern Engineering Drawing: Wastewater Treatment Facility at Havre, Montana, undated. Burlington Northern File Number 1411, Reference Number 101, Sheet M-3.

Great Northern Engineering Drawing: Wastewater Treatment Facility at Havre, Montana, undated. Burlington Northern File Number 1411, Reference Number 101, Sheet M-6.

Great Northern Engineering Drawing: Wastewater Treatment Facility at Havre, Montana, undated. Burlington Northern File Number 1411, Reference Number 101, Sheet EN3.

Great Northern Engineering Drawing: Wastewater Treatment Facility at Havre, Montana, undated. Burlington Northern File Number 1411, Reference Number 101, Sheet EN2.

Great Northern Engineering Drawing: Wastewater Treatment Facility at Havre, Montana, undated. Burlington Northern File Number 1411, Reference Number 101, Sheet EN6.

Great Northern Engineering Drawing: Wastewater Treatment Facility at Havre, Montana, undated. Burlington Northern File Number 1411, Reference Number 101, Sheet E-5.

Great Northern Engineering Drawing: Wastewater Treatment Facility General Plan at Havre, Montana. Burlington Northern File Number 1411, Reference Number 101.