Spokane, Portland, and Seattle Railway Engineering Drawing: Oregon Electric Ry Main Shop at Portland, Oregon, prepared in 1943. Burlington Northern File Number PQ-211, Reference Number 10102, Sheet 001.

Spokane, Portland, and Seattle Railway Engineering Drawing: Oregon Electric Ry Main Shop at Portland, Oregon, prepared in 1943. Burlington Northern File Number PQ-237, Reference Number 10101, Sheet D-7.

Spokane, Portland, and Seattle Railway Engineering Drawing: Oregon Electric Ry Main Shop at Portland, Oregon, prepared in 1943. Burlington Northern File Number PQ-238, Reference Number 10105, Sheet D-8.

Spokane, Portland, and Seattle Railway Engineering Drawing: Oregon Electric Ry Main Shop at Portland, Oregon, prepared in 1943. Burlington Northern File Number PQ-236, Reference Number 10101, Sheet D-6.

Spokane, Portland, and Seattle Railway Engineering Drawing: Oregon Electric Ry Main Shop at Portland, Oregon, prepared in 1942. Burlington Northern File Number PQ-234, Reference Number 10112, Sheet D-4.

Spokane, Portland, and Seattle Railway Engineering Drawing: Oregon Electric Ry Main Shop at Portland, Oregon, prepared in 1942. Burlington Northern File Number PQ-231, Reference Number 10112, Sheet D-1.

Spokane, Portland, and Seattle Railway Engineering Drawing: Oregon Electric Ry Main Shop at Portland, Oregon, prepared in 1942. Burlington Northern File Number PQ-233, Reference Number 10112, Sheet D-3.

Spokane, Portland, and Seattle Railway Engineering Drawing: Oregon Electric Ry Main Shop at Portland, Oregon, prepared in 1942. Burlington Northern File Number PQ-215, Reference Number 10103.

Spokane, Portland, and Seattle Railway Engineering Drawing: Oregon Electric Ry Main Shop at Portland, Oregon, prepared in 1942. Burlington Northern File Number PQ-235, Reference Number 10112, Sheet D-5.

Spokane, Portland, and Seattle Railway Engineering Drawing: Oil Tank at Portland, Oregon, prepared in 1924. Burlington Northern File Number B-1316, Reference Number 10108.