Spokane, Portland, and Seattle Railway Engineering Drawing: Roundhouse at Vancouver, Washington, prepared in 1952. Burlington Northern File Number PQ-119, Reference Number 10105, Sheet 004.

Spokane, Portland, and Seattle Railway Engineering Drawing: Roundhouse Wash Rack at Vancouver, Washington, prepared in 1947. Burlington Northern File Number 3V-389, Reference Number 10104, Sheet 002.

Spokane, Portland, and Seattle Railway Engineering Drawing: Roundhouse at Vancouver, Washington, prepared in 1945. Burlington Northern File Number TV-484, Reference Number 10110.

Spokane, Portland, and Seattle Railway Engineering Drawing: Roundhouse Remodel Brick Shed for Locker Room at Vancouver, Washington, prepared in 1944. Burlington Northern File Number TV-493, Reference Number 10105, Sheet 002.

Spokane, Portland, and Seattle Railway Engineering Drawing: Roundhouse at Vancouver, Washington, prepared in 1943. Burlington Northern File Number RS-187, Reference Number 10104.

Spokane, Portland, and Seattle Railway Engineering Drawing: Roundhouse at Vancouver, Washington, prepared in 1943. Burlington Northern File Number RS-187A, Reference Number 10104.

Spokane, Portland, and Seattle Railway Engineering Drawing: Roundhouse at Vancouver, Washington, prepared in 1937. Burlington Northern File Number 12-21-7-2, Reference Number 10108, Sheet 002.

Spokane, Portland, and Seattle Railway Engineering Drawing: Roundhouse at Vancouver, Washington, prepared in 1937. Burlington Northern File Number 12-21-7-12, Reference Number 10108, Sheet 012.

Spokane, Portland, and Seattle Railway Engineering Drawing: Roundhouse at Vancouver, Washington, prepared in 1937. Burlington Northern File Number 12-21-7-15, Reference Number 10108, Sheet 015.

Spokane, Portland, and Seattle Railway Engineering Drawing: Roundhouse at Vancouver, Washington, prepared in 1937. Burlington Northern File Number 12-21-7, Reference Number 10105.