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 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 1967. Burlington Northern File Number 9792-3, Reference Number 10110, Sheet 003.

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.

Spokane, Portland, and Seattle Railway Engineering Drawing: Section Tool House at Tualatin, Oregon, prepared in 1963. Burlington Northern File Number 9792-2, Reference Number 10104, Sheet 002.

Spokane, Portland, and Seattle Railway Engineering Drawing: Section Tool House at Salem, Oregon, prepared in 1967. Burlington Northern File Number , Reference Number 10110, Sheet 001.

Spokane, Portland, and Seattle Railway Engineering Drawing: Section Tool House Foundation Plan Sections at Salem, Oregon, prepared in 1967, Reference Number 10110, Sheet 003.

Spokane, Portland, and Seattle Railway Engineering Drawing: Section Tool House Floor Plan, Elevations and Section at Salem, Oregon, prepared in 1967, Reference Number 10110, Sheet 002.

Spokane, Portland, and Seattle Railway Engineering Drawing: Section Tool House Electrical Plan at Salem, Oregon, prepared in 1967, Reference Number 10110, Sheet E-1.

Spokane, Portland, and Seattle Railway Engineering Drawing: Section House at Willbridge, Oregon, prepared in 1964. Burlington Northern File Number TV-400-F, Reference Number 10110, Sheet 001.