Spokane, Portland, and Seattle Railway Engineering Drawing: Roundhouse at Vancouver, Washington, prepared in 1929. Burlington Northern File Number TV-351, Reference Number 10106, Sheet 001.

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.

Spokane, Portland, and Seattle Railway Engineering Drawing: Roundhouse at Vancouver, Washington, prepared in 1937. Burlington Northern File Number 12-21-7-5, Reference Number 10108, Sheet 005.

Spokane, Portland, and Seattle Railway Engineering Drawing: Roundhouse at Vancouver, Washington, prepared in 1937. Burlington Northern File Number 12-21-7-7, Reference Number 10108, Sheet 007.

Spokane, Portland, and Seattle Railway Engineering Drawing: Roundhouse at Vancouver, Washington, prepared in 1937. Burlington Northern File Number 12-21-7-4, Reference Number 10108, Sheet 004.

Spokane, Portland, and Seattle Railway Engineering Drawing: Roundhouse at Vancouver, Washington, prepared in 1937. Burlington Northern File Number 12-21-7-8, Reference Number 10108, Sheet 008.

Spokane, Portland, and Seattle Railway Engineering Drawing: Roundhouse at Vancouver, Washington, prepared in 1937. Burlington Northern File Number 12-21-7-16, Reference Number 10108, Sheet 016.