Great Northern Engineering Drawing: Boiler Room Addition Angles at Havre, Montana, prepared in 1970. Burlington Northern File Number 9755-9795, Reference Number 10108, Sheet S20.

Great Northern Engineering Drawing: Boiler Room Addition Flat Angle Mk15F1 at Havre, Montana, prepared in 1970. Burlington Northern File Number 9755-9795, Reference Number 10108, Sheet S15.

Great Northern Engineering Drawing: Boiler Room Addition at Havre, Montana, prepared in 1970. Burlington Northern File Number 9755-3, Reference Number 10106.

Great Northern Engineering Drawing: Boiler Room Addition at Havre, Montana, prepared in 1971. Burlington Northern File Number 9755-2, Reference Number 10102.

Great Northern Engineering Drawing: Boiler Room Addition at Havre, Montana, prepared in 1971. Burlington Northern File Number 9755-1, Reference Number 10104.

Great Northern Engineering Drawing: Boiler Room Addition at Havre, Montana, prepared in 1971. Burlington Northern File Number 9755, Reference Number 10106, Sheet 001.

Great Northern Engineering Drawing: Car Shop and Service Building at Havre, Montana, prepared in 1956. Burlington Northern File Number 9543-9, Reference Number 10112.

Great Northern Engineering Drawing: Car Shop and Service Building at Havre, Montana, prepared in 1956. Burlington Northern File Number 9543-1, Reference Number 10107.

Great Northern Engineering Drawing: Car Shop and Service Building at Havre, Montana, prepared in 1956. Burlington Northern File Number 9543-4, Reference Number 10112.

Great Northern Engineering Drawing: Car Shop and Service Building at Havre, Montana, prepared in 1956. Burlington Northern File Number 9543-2, Reference Number 10110.