Spokane, Portland, and Seattle Railway Engineering Drawing: Engine House, Steam at Portland, Oregon, prepared in 1942. Burlington Northern File Number PQ-218, Reference Number 10112, Sheet 008.

Spokane, Portland, and Seattle Railway Engineering Drawing: Engine House, Frame, 30 Foot X 80 Foot Extension Elevations at Wishram, Washington. Burlington Northern File Number AA-107, Reference Number 101.

Spokane, Portland, and Seattle Railway Engineering Drawing: Engine House, Frame, 30 Foot X 80 Foot Extension Plan and Elevations at Wishram, Washington, prepared in 1926. Burlington Northern File Number AA-107A, Reference Number 10103.

Spokane, Portland, and Seattle Railway Engineering Drawing: Engine House at Wishram, Washington, undated. Burlington Northern File Number AA-107, Reference Number 101.

Spokane, Portland, and Seattle Railway Engineering Drawing: Engine House at Wishram, Washington, prepared in 1964. Burlington Northern File Number WW-740, Reference Number 10109.

Spokane, Portland, and Seattle Railway Engineering Drawing: Engine House at Wishram, Washington, prepared in 1912. Burlington Northern File Number NN-331, Reference Number 10102.

Spokane, Portland, and Seattle Railway Engineering Drawing: Engine House at Wishram, Washington, prepared in 1911. Burlington Northern File Number AA-108, Reference Number 10106.

Spokane, Portland, and Seattle Railway Engineering Drawing: Engine House at Wishram, Washington, prepared in 1911. Burlington Northern File Number NN-386, Reference Number 10106.

Spokane, Portland, and Seattle Railway Engineering Drawing: Engine House at Wishram, Washington, prepared in 1911. Burlington Northern File Number NN-395, Reference Number 10109.

Spokane, Portland, and Seattle Railway Engineering Drawing: Engine House at Wishram, Washington, prepared in 1911. Burlington Northern File Number NN-386B, Reference Number 10106.