Spokane, Portland, and Seattle Railway Engineering Drawing: Foreman's Cottage (Oregon Electric Railway) at Orville, Oregon, prepared in 1956. Burlington Northern File Number RS-193, Reference Number 10103.
Spokane, Portland, and Seattle Railway Engineering Drawing: Engine Inspection Pits at Portland, Oregon, prepared in 1929. Burlington Northern File Number NN-146A, Reference Number 10106.
Spokane, Portland, and Seattle Railway Engineering Drawing: Engine House, Steam at Portland, Oregon, undated. Burlington Northern File Number PQ-216, Reference Number 101, Sheet 006.
Spokane, Portland, and Seattle Railway Engineering Drawing: Engine House, Steam Drop Pit at Portland, Oregon, prepared in 1955. Burlington Northern File Number PQ-222A, Reference Number 10106.
Spokane, Portland, and Seattle Railway Engineering Drawing: Engine House, Steam Boiler Stack Guys at Portland, Oregon, prepared in 1946. Burlington Northern File Number TV-482, Reference Number 10103.
Spokane, Portland, and Seattle Railway Engineering Drawing: Engine House, Steam at Portland, Oregon, prepared in 1943. Burlington Northern File Number PQ-223, Reference Number 10103, Sheet 013.
Spokane, Portland, and Seattle Railway Engineering Drawing: Engine House, Steam at Portland, Oregon, prepared in 1943. Burlington Northern File Number PQ-220, Reference Number 10101, Sheet 010.
Spokane, Portland, and Seattle Railway Engineering Drawing: Engine House, Steam at Portland, Oregon, prepared in 1943. Burlington Northern File Number PQ-221, Reference Number 10104, Sheet 011.
Spokane, Portland, and Seattle Railway Engineering Drawing: Engine House, Steam at Portland, Oregon, prepared in 1943. Burlington Northern File Number PQ-213, Reference Number 10104, Sheet 003.
Spokane, Portland, and Seattle Railway Engineering Drawing: Engine House, Steam at Portland, Oregon, prepared in 1943. Burlington Northern File Number PQ-224, Reference Number 10103, Sheet 014.