Great Northern Engineering Drawing: Roundhouse Foreman's Office at Interbay, Washington, prepared in 1947. Burlington Northern File Number 8730-2, Reference Number 10111.

Great Northern Engineering Drawing: Roundhouse Foreman's Office at Interbay, Washington, prepared in 1947. Burlington Northern File Number 8730-2, Reference Number 10111.

Great Northern Engineering Drawing: Rip Track Service Building near Dravus Avenue Plan and Heating Plan at Interbay, Washington, prepared in 1959. Burlington Northern File Number SK-2098, Reference Number 10104.

Great Northern Engineering Drawing: Rip Track Office Plan and Heating Plan at Interbay, Washington, prepared in 1959. Burlington Northern File Number SK-2097, Reference Number 10110.

Great Northern Engineering Drawing: Rip Track Building near Dravus Avenue Plan and Heating Plan at Interbay, Washington, prepared in 1959. Burlington Northern File Number SK-2099, Reference Number 10104.

Great Northern Engineering Drawing: Remodel Metal Building (moved from Oroville, Washington) for Lunch, Locker Room and Offices at Interbay, Washington, prepared in 1963. Burlington Northern File Number 9642-1, Reference Number 10104.

Great Northern Engineering Drawing: Remodel Metal Building (moved from Oroville, Washington) for Lunch, Locker Room and Offices at Interbay, Washington, prepared in 1963. Burlington Northern File Number 9642-2, Reference Number 10104.

Great Northern Engineering Drawing: Remodel Metal Building for Lunch, Locker Room and Offices at Interbay, Washington, prepared in 1968. Burlington Northern File Number 9642, Reference Number 10107.

Great Northern Engineering Drawing: Remodel Metal Building for Lunch, Locker Room and Offices at Interbay, Washington, prepared in 1967. Burlington Northern File Number 9642-M1, Reference Number 10111.

Great Northern Engineering Drawing: Remodel Metal Building for Lunch, Locker Room and Offices at Interbay, Washington, prepared in 1963. Burlington Northern File Number 9642, Reference Number 10105.