Spokane, Portland, and Seattle Railway Engineering Drawing: Shelter Station at North Dalles, Washington, prepared in 1956. Burlington Northern File Number PQ-292, Reference Number 10110.
Spokane, Portland, and Seattle Railway Engineering Drawing: Sewage Facilities at Wishram, Washington, prepared in 1975. Burlington Northern File Number PQ-291-1, Reference Number 10101.
Spokane, Portland, and Seattle Railway Engineering Drawing: Sewage Facilities at Wishram, Washington, prepared in 1975. Burlington Northern File Number 373, Reference Number 10101.
Spokane, Portland, and Seattle Railway Engineering Drawing: Sewage Facilities at Vancouver, Washington, prepared in 1950. Burlington Northern File Number TV-393, Reference Number 10112.
Spokane, Portland, and Seattle Railway Engineering Drawing: Septic Tank at Portland, Oregon, undated. Burlington Northern File Number 5200-5285, Reference Number 101.
Spokane, Portland, and Seattle Railway Engineering Drawing: Section Tool House at Wilsonville, Oregon, prepared in 1968. Burlington Northern File Number 300, Reference Number 10104, Sheet 001.
Spokane, Portland, and Seattle Railway Engineering Drawing: Section Tool House (taken from a Northern Pacific Standard Plan) at Vancouver, Washington, prepared in 1954. Burlington Northern File Number PQ-120A, Reference Number 10112.
Spokane, Portland, and Seattle Railway Engineering Drawing: Section Tool House at Tualatin, Oregon, prepared in 1970. Burlington Northern File Number 205, Reference Number 10108, Sheet 001.
Spokane, Portland, and Seattle Railway Engineering Drawing: Section Tool House at Tualatin, Oregon, prepared in 1970. Burlington Northern File Number 9292-1, Reference Number 10108, Sheet 001.
Spokane, Portland, and Seattle Railway Engineering Drawing: Section Tool House at Tualatin, Oregon, prepared in 1968. Burlington Northern File Number 9792-4, Reference Number 10109, Sheet E-1.