Northern Pacific Engineering Drawing: Yard Air Facilities at Missoula, Montana, prepared in 1974. Burlington Northern File Number 9974-M1, Reference Number 10112.

Northern Pacific Engineering Drawing: Load Adjuster at Livingston, Montana, prepared in 1960. Burlington Northern File Number 4751, Reference Number 10105, Sheet 001.

Northern Pacific Engineering Drawing: Load Adjuster at Livingston, Montana, prepared in 1960. Burlington Northern File Number 4751, Reference Number 10104, Sheet 002.

Northern Pacific Engineering Drawing: Load Adjuster and Car Puller at Missoula, Montana, undated. Burlington Northern File Number 4825, Reference Number 101, Sheet 002.

Northern Pacific Engineering Drawing: Load Adjuster and Car Puller at Missoula, Montana, prepared in 1968. Burlington Northern File Number 4825, Reference Number 10110, Sheet 003.

Northern Pacific Engineering Drawing: Load Adjuster and Car Puller at Missoula, Montana, prepared in 1967. Burlington Northern File Number 4825, Reference Number 10110, Sheet 001.

Northern Pacific Engineering Drawing: Floodlights at Missoula, Montana, prepared in 1966. Burlington Northern File Number 4823, Reference Number 10109, Sheet 001.

Northern Pacific Engineering Drawing: Control Tower at Missoula, Montana, prepared in 1967. Burlington Northern File Number 4821, Reference Number 10104, Sheet 006.

Northern Pacific Engineering Drawing: Control Tower at Missoula, Montana, prepared in 1967. Burlington Northern File Number 4821, Reference Number 10104, Sheet 001.

Northern Pacific Engineering Drawing: Control Tower at Missoula, Montana, prepared in 1966. Burlington Northern File Number 4821, Reference Number 10111, Sheet 002.