Spokane, Portland, and Seattle Railway Engineering Drawing: Pneumatic Tube System Between Depot and Yard Office at Vancouver, Washington, prepared in 1964. Burlington Northern File Number PQ-366, Reference Number 10102, Sheet 001.

Spokane, Portland, and Seattle Railway Engineering Drawing: Princess Hotel and Adjacent at Portland, Oregon, prepared in 1913. Burlington Northern File Number AA-115, Reference Number 10109.

Spokane, Portland, and Seattle Railway Engineering Drawing: Rip Track Office at Vancouver, Washington, prepared in 1959. Burlington Northern File Number PQ-128, Reference Number 10110, Sheet 001.

Spokane, Portland, and Seattle Railway Engineering Drawing: Rip Track Office at Vancouver, Washington, prepared in 1960. Burlington Northern File Number PQ-128, Reference Number 10108, Sheet 004.

Spokane, Portland, and Seattle Railway Engineering Drawing: Rip Track Office at Vancouver, Washington, prepared in 1960. Burlington Northern File Number PQ-128, Reference Number 10108, Sheet 001.

Spokane, Portland, and Seattle Railway Engineering Drawing: Rip Track Office at Vancouver, Washington, prepared in 1960. Burlington Northern File Number PQ-128, Reference Number 10107, Sheet 003.

Spokane, Portland, and Seattle Railway Engineering Drawing: Rip Track Office at Vancouver, Washington, prepared in 1960. Burlington Northern File Number PQ-128, Reference Number 10107, Sheet 002.

Spokane, Portland, and Seattle Railway Engineering Drawing: Rip Track Office at Vancouver, Washington, undated. Burlington Northern File Number PQ-128, Reference Number 101, Sheet 005.

Spokane, Portland, and Seattle Railway Engineering Drawing: Restaurant at Wishram, Washington, prepared in 1918. Burlington Northern File Number 00-364, Reference Number 10106.

Spokane, Portland, and Seattle Railway Engineering Drawing: Restaurant at Wishram, Washington, prepared in 1919. Burlington Northern File Number 00-363-A, Reference Number 10102.