Northern Pacific Engineering Drawing: Roundhouse Oil Separator at Pasco, Washington, prepared in 1950. Burlington Northern File Number 4641, Reference Number 10107, Sheet 002.

Northern Pacific Engineering Drawing: Roundhouse Oil Separator at Pasco, Washington, prepared in 1951. Burlington Northern File Number 4641, Reference Number 10111, Sheet 003.

Northern Pacific Engineering Drawing: Roundhouse Oil Separator at Pasco, Washington, prepared in 1951. Burlington Northern File Number 4641, Reference Number 10108, Sheet 001.

Northern Pacific Engineering Drawing: Roundhouse at Pasco, Washington, prepared in 1957. Burlington Northern File Number 4757, Reference Number 10103, Sheet 012.

Northern Pacific Engineering Drawing: Sand Facilities at Pasco, Washington, prepared in 1941. Burlington Northern File Number 4631, Reference Number 10110.

Northern Pacific Engineering Drawing: Sand Facilities at Pasco, Washington, prepared in 1967. Burlington Northern File Number 4631, Reference Number 10106, Sheet 001.

Northern Pacific Engineering Drawing: Sand Facilities at Pasco, Washington, undated. Burlington Northern File Number 4631, Reference Number 101.

Northern Pacific Engineering Drawing: Section Buildings at Pasco, Washington, prepared in 1956. Burlington Northern File Number 4640, Reference Number 10101, Sheet 001.

Northern Pacific Engineering Drawing: Section Buildings at Pasco, Washington, prepared in 1957. Burlington Northern File Number 4640, Reference Number 10110, Sheet 002.

Northern Pacific Engineering Drawing: Section Buildings at Pasco, Washington, undated. Burlington Northern File Number 4640, Reference Number 101, Sheet 001.