Spokane, Portland, and Seattle Railway Engineering Drawing: Standard Bunk Houses and Section Foremen's Cottages Alteration to Bath Facility (Standard Plan), prepared in 1954. Burlington Northern File Number 12014, Reference Number 10110.

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.

Spokane, Portland, and Seattle Railway Engineering Drawing: Section Tool House at Tualatin, Oregon, prepared in 1968. Burlington Northern File Number 203, Reference Number 10109, Sheet E-1.

Spokane, Portland, and Seattle Railway Engineering Drawing: Section Tool House at Tualatin, Oregon, prepared in 1968. Burlington Northern File Number 204, Reference Number 10104, Sheet 002.

Spokane, Portland, and Seattle Railway Engineering Drawing: Section Tool House at Tualatin, Oregon, prepared in 1967. Burlington Northern File Number 202, Reference Number 10110, Sheet 003.