Spokane, Portland, and Seattle Railway Engineering Drawing: Roundhouse at Vancouver, Washington, prepared in 1916. Burlington Northern File Number TV-303, Reference Number 10102, Sheet 002.

Spokane, Portland, and Seattle Railway Engineering Drawing: Roundhouse at Vancouver, Washington, prepared in 1909. Burlington Northern File Number F-5-4, Reference Number 10110.

Spokane, Portland, and Seattle Railway Engineering Drawing: Roundhouse at Vancouver, Washington, prepared in 1908. Burlington Northern File Number F-5-4, Reference Number 10110.

Spokane, Portland, and Seattle Railway Engineering Drawing: Roundhouse Addition to Trainman's Locker Room at Portland, Oregon, prepared in 1971. Burlington Northern File Number PQ-222, Reference Number 10104, Sheet 001.

Spokane, Portland, and Seattle Railway Engineering Drawing: Rip Track Shelter at Vancouver, Washington, undated. Burlington Northern File Number PQ-315, Reference Number 101, Sheet 005.

Spokane, Portland, and Seattle Railway Engineering Drawing: Rip Track Shelter at Vancouver, Washington, undated. Burlington Northern File Number PQ-315, Reference Number 101, Sheet 001.

Spokane, Portland, and Seattle Railway Engineering Drawing: Rip Track Shelter at Vancouver, Washington, undated. Burlington Northern File Number PQ-315, Reference Number 101, Sheet 001.

Spokane, Portland, and Seattle Railway Engineering Drawing: Rip Track Shelter Reinforcing Schedule at Vancouver, Washington. Burlington Northern File Number 9511, Reference Number 101.

Spokane, Portland, and Seattle Railway Engineering Drawing: Rip Track Shelter at Vancouver, Washington, undated. Burlington Northern File Number PQ-315, Reference Number 101.

Spokane, Portland, and Seattle Railway Engineering Drawing: Rip Track Shelter at Vancouver, Washington, undated. Burlington Northern File Number PQ-315, Reference Number 101, Sheet 001.