Great Northern Engineering Drawing: Signal Maintainer and Motor Car Building, 20 Foot X 60 Foot at Edmonds, Washington, prepared in 1966. Burlington Northern File Number 9689-2, Reference Number 10110.

Great Northern Engineering Drawing: Signal Maintainer and Motor Car Building, 20 Foot X 60 Foot at Edmonds, Washington, prepared in 1966. Burlington Northern File Number 9689-1, Reference Number 10110.

Great Northern Engineering Drawing: Signal Maintainer and Motor Car Building, 20 Foot X 60 Foot at Edmonds, Washington, prepared in 1967. Burlington Northern File Number 9689-M1, Reference Number 10101.