Great Northern Engineering Drawing: Engine House at Interbay, Washington, prepared in 1928. Burlington Northern File Number 8711-1, Reference Number 10103.

Great Northern Engineering Drawing: Engine House and Shop at Interbay, Washington, undated. Burlington Northern File Number 8711, Reference Number 101, Sheet 207.

Great Northern Engineering Drawing: Engine House and Shop at Interbay, Washington, undated. Burlington Northern File Number 8711, Reference Number 101, Sheet 207.

Great Northern Engineering Drawing: Engine House and Shop at Interbay, Washington, undated. Burlington Northern File Number 8711, Reference Number 101, Sheet 207.

Great Northern Engineering Drawing: Engine House and Shop at Interbay, Washington, undated. Burlington Northern File Number 8711, Reference Number 101, Sheet 207.

Great Northern Engineering Drawing: Engine House and Shop at Interbay, Washington, undated. Burlington Northern File Number 8711, Reference Number 101, Sheet 207.

Great Northern Engineering Drawing: Engine House and Shop at Interbay, Washington, undated. Burlington Northern File Number 8711, Reference Number 101, Sheet 207.

Great Northern Engineering Drawing: Engine House and Shop at Interbay, Washington, undated. Burlington Northern File Number 8711-45, Reference Number 101, Sheet 045207.

Great Northern Engineering Drawing: Engine House and Shop at Interbay, Washington, undated. Burlington Northern File Number 8711, Reference Number 101, Sheet 207.

Great Northern Engineering Drawing: Engine House and Shop at Interbay, Washington, undated. Burlington Northern File Number 8711, Reference Number 101, Sheet 207.