Northern Pacific Engineering Drawing: N.P. Transport Garage at Butte, Montana, prepared in 1964. Burlington Northern File Number 4993, Reference Number 10111, Sheet 002.

Northern Pacific Engineering Drawing: N.P. Transport Garage at Butte, Montana, prepared in 1965. Burlington Northern File Number 4993, Reference Number 10111.

Northern Pacific Engineering Drawing: N.P. Transport Garage at Butte, Montana, prepared in 1965. Burlington Northern File Number 4993, Reference Number 10104.

Northern Pacific Engineering Drawing: N.P. Transport Garage at Butte, Montana, prepared in 1965. Burlington Northern File Number 4993, Reference Number 10105, Sheet 001.