Spokane, Portland, and Seattle Railway Engineering Drawing: Laborers Bunkhouse and Foreman's Cottage Alterations at Nena, Oregon, prepared in 1955. Burlington Northern File Number 12021, Reference Number 10104.

Spokane, Portland, and Seattle Railway Engineering Drawing: Interlocking Station at North Portland, Oregon, prepared in 1948. Burlington Northern File Number PQ-293, Reference Number 10108.

Spokane, Portland, and Seattle Railway Engineering Drawing: Interlocking Station at North Portland, Oregon, prepared in 1948. Burlington Northern File Number PQ-293, Reference Number 10108.

Spokane, Portland, and Seattle Railway Engineering Drawing: Housing at South Junction, Oregon, undated. Burlington Northern File Number 12013, Reference Number 101.

Spokane, Portland, and Seattle Railway Engineering Drawing: Housing at South Junction, Oregon, undated. Burlington Northern File Number 12013, Reference Number 101.

Spokane, Portland, and Seattle Railway Engineering Drawing: Housing at South Junction, Oregon, prepared in 1950. Burlington Northern File Number 12013, Reference Number 10102.

Spokane, Portland, and Seattle Railway Engineering Drawing: Housing at South Junction, Oregon, prepared in 1950. Burlington Northern File Number 12013, Reference Number 10102.

Spokane, Portland, and Seattle Railway Engineering Drawing: Housing at South Junction, Oregon, prepared in 1950. Burlington Northern File Number 12013, Reference Number 10102.

Spokane, Portland, and Seattle Railway Engineering Drawing: Housing at South Junction, Oregon, prepared in 1911. Burlington Northern File Number 10223, Reference Number 10108.

Spokane, Portland, and Seattle Railway Engineering Drawing: House, 4 Foot X 6 Foot at Portland, Oregon, prepared in 1968. Burlington Northern File Number 1281, Reference Number 10107, Sheet 001.