Spokane, Portland, and Seattle Railway Engineering Drawing: Freight Office New Building at Eugene, Oregon, Reference Number 101.

Spokane, Portland, and Seattle Railway Engineering Drawing: Garage Building at Portland, Oregon, prepared in 1948. Burlington Northern File Number PQ-306-4, Reference Number 10111, Sheet 004.

Spokane, Portland, and Seattle Railway Engineering Drawing: Garage Building at Portland, Oregon, prepared in 1948. Burlington Northern File Number PQ-256, Reference Number 10107.

Spokane, Portland, and Seattle Railway Engineering Drawing: Garage Building Valve House at Portland, Oregon, prepared in 1949. Burlington Northern File Number PQ-307, Reference Number 10107.

Spokane, Portland, and Seattle Railway Engineering Drawing: Hop Warehouse, 50 Foot X 126 Foot (Oregon Electric Railway) at Donald, Oregon, prepared in 1928. Burlington Northern File Number WW-515, Reference Number 10105, Sheet 001.

Spokane, Portland, and Seattle Railway Engineering Drawing: Hop Warehouse, 50 Foot X 126 Foot (Oregon Electric Railway) at Donald, Oregon, prepared in 1928. Burlington Northern File Number WW-516, Reference Number 10105, Sheet 002.

Spokane, Portland, and Seattle Railway Engineering Drawing: Hop Warehouse, 50 Foot X 126 Foot (Oregon Electric Railway) at Donald, Oregon, prepared in 1928. Burlington Northern File Number WW-517, Reference Number 10105.

Spokane, Portland, and Seattle Railway Engineering Drawing: Hop Warehouse, 50 Foot X 126 Foot (Oregon Electric Railway) at Donald, Oregon, prepared in 1941. Burlington Northern File Number WW-515A, Reference Number 10106.

Spokane, Portland, and Seattle Railway Engineering Drawing: Inspection Pit at Portland, Oregon, prepared in 1947. Burlington Northern File Number TV-492, Reference Number 10103.

Spokane, Portland, and Seattle Railway Engineering Drawing: Interlocking and Telegraph Office Building at Willbridge, Oregon, prepared in 1945. Burlington Northern File Number 1528, Reference Number 10107.