Great Northern Engineering Drawing: Engine House and Shop at Interbay, Washington, prepared in 1928. Burlington Northern File Number 8711-24, Reference Number 10111, Sheet 024207.

Great Northern Engineering Drawing: Engine House and Shop at Interbay, Washington, prepared in 1928. Burlington Northern File Number 8711, Reference Number 10111, Sheet 207.

Great Northern Engineering Drawing: Engine House and Shop at Interbay, Washington, prepared in 1929. Burlington Northern File Number 8711, Reference Number 10111, Sheet 207.

Great Northern Engineering Drawing: Engine House and Shop at Interbay, Washington, prepared in 1929. Burlington Northern File Number 8711-R-16A, Reference Number 10108, Sheet 207.

Great Northern Engineering Drawing: Engine House and Shop at Interbay, Washington, prepared in 1929. Burlington Northern File Number 8711-R-18A, Reference Number 10107, Sheet 207.

Great Northern Engineering Drawing: Engine House and Shop at Interbay, Washington, prepared in 1929. Burlington Northern File Number 8711-R31-A, Reference Number 10112, Sheet 31A207.

Great Northern Engineering Drawing: Engine House and Shop at Interbay, Washington, prepared in 1929. Burlington Northern File Number 8711-25, Reference Number 10103, Sheet 025207.

Great Northern Engineering Drawing: Engine House and Shop at Interbay, Washington, prepared in 1929. Burlington Northern File Number 8711-28, Reference Number 10104, Sheet 028207.

Great Northern Engineering Drawing: Engine House and Shop at Interbay, Washington, prepared in 1929. Burlington Northern File Number 8711-15, Reference Number 10104.

Great Northern Engineering Drawing: Engine House and Shop at Interbay, Washington, prepared in 1929. Burlington Northern File Number 8711-26, Reference Number 10103, Sheet 026207.