Spokane, Portland, and Seattle Railway Engineering Drawing: Centralized Traffic Control (CTC) Building and Facilities at Vancouver, Washington, prepared in 1964. Burlington Northern File Number 631-2-1264, Reference Number 10106, Sheet 001.

Spokane, Portland, and Seattle Railway Engineering Drawing: Centralized Traffic Control (CTC) Building and Facilities at Vancouver, Washington, prepared in 1968. Burlington Northern File Number 631-G-1269-5, Reference Number 10111, Sheet 001.

Spokane, Portland, and Seattle Railway Engineering Drawing: Centralized Traffic Control (CTC) Building and Facilities at Vancouver, Washington, prepared in 1968. Burlington Northern File Number 631-G-1269-18, Reference Number 10111, Sheet 003.

Spokane, Portland, and Seattle Railway Engineering Drawing: Centralized Traffic Control (CTC) Building and Facilities at Vancouver, Washington, prepared in 1968. Burlington Northern File Number 631-G-1269-3, Reference Number 10111, Sheet 010.

Spokane, Portland, and Seattle Railway Engineering Drawing: Centralized Traffic Control (CTC) Building and Facilities at Vancouver, Washington, prepared in 1968. Burlington Northern File Number 631-G-1269-7, Reference Number 10111, Sheet E-1.

Spokane, Portland, and Seattle Railway Engineering Drawing: Centralized Traffic Control (CTC) Building and Facilities at Vancouver, Washington, prepared in 1968. Burlington Northern File Number 631-G-1269-10, Reference Number 10111, Sheet 012.

Spokane, Portland, and Seattle Railway Engineering Drawing: Centralized Traffic Control (CTC) Building and Facilities at Vancouver, Washington, prepared in 1968. Burlington Northern File Number 631-G-1269-13, Reference Number 10111, Sheet 008.

Spokane, Portland, and Seattle Railway Engineering Drawing: Centralized Traffic Control (CTC) Building and Facilities at Vancouver, Washington, prepared in 1968. Burlington Northern File Number 631-G-1269-14, Reference Number 10111, Sheet 007.

Spokane, Portland, and Seattle Railway Engineering Drawing: Centralized Traffic Control (CTC) Building and Facilities at Vancouver, Washington, prepared in 1968. Burlington Northern File Number 631-G-1269-20, Reference Number 10111, Sheet E-2.

Spokane, Portland, and Seattle Railway Engineering Drawing: Centralized Traffic Control (CTC) Building and Facilities at Vancouver, Washington, prepared in 1968. Burlington Northern File Number 631-G-1269-2, Reference Number 10111, Sheet 002.