Northern Pacific Engineering Drawing: Signal Maintainer's Dwelling at Garrison, Montana, prepared in 1954. Burlington Northern File Number 4738, Reference Number 10105, Sheet 002.

Northern Pacific Engineering Drawing: Signal Maintainer's Dwelling at Garrison, Montana, undated. Burlington Northern File Number 4738, Reference Number 101.

Northern Pacific Engineering Drawing: Signal Maintainer's Dwelling at Garrison, Montana, undated. Burlington Northern File Number 4738, Reference Number 101, Sheet 002.