Great Northern Engineering Drawing: Pump House, 6 Foot 8 inch 6 Foot 8 Inch at Havre, Montana, prepared in 1966. Burlington Northern File Number 7480-1, Reference Number 10103, Sheet 001.

Great Northern Engineering Drawing: Power House at Havre, Montana, undated. Burlington Northern File Number SK-2, Reference Number 101.

Great Northern Engineering Drawing: Power House at Havre, Montana, undated. Burlington Northern File Number SK-1, Reference Number 101.

Great Northern Engineering Drawing: Power House at Havre, Montana, undated. Burlington Northern File Number SK-1, Reference Number 101.

Great Northern Engineering Drawing: Power House at Havre, Montana, undated. Burlington Northern File Number SK-4, Reference Number 101.

Great Northern Engineering Drawing: Power House at Havre, Montana, undated. Burlington Northern File Number SK-1, Reference Number 101.

Great Northern Engineering Drawing: Power House at Havre, Montana, undated. Burlington Northern File Number 8030-1, Reference Number 101, Sheet 001.

Great Northern Engineering Drawing: Power House at Havre, Montana, undated. Burlington Northern File Number 8030-9, Reference Number 101, Sheet 009.

Great Northern Engineering Drawing: Power House at Havre, Montana, undated. Burlington Northern File Number 8030-10, Reference Number 101, Sheet 010.

Great Northern Engineering Drawing: Power House at Havre, Montana, undated. Burlington Northern File Number 8030-11, Reference Number 101, Sheet 011.