Spokane, Portland, and Seattle Railway Engineering Drawing: Yard Office at Willbridge, Oregon, undated. Burlington Northern File Number 5129, Reference Number 101, Sheet 003.

Spokane, Portland, and Seattle Railway Engineering Drawing: Yard Office at Willbridge, Oregon, undated. Burlington Northern File Number , Reference Number 101, Sheet 006.

Spokane, Portland, and Seattle Railway Engineering Drawing: Yard Office at Willbridge, Oregon, undated. Burlington Northern File Number 5129, Reference Number 101, Sheet 004.

Spokane, Portland, and Seattle Railway Engineering Drawing: Yard Office at Willbridge, Oregon, undated. Burlington Northern File Number , Reference Number 101, Sheet 005.

Spokane, Portland, and Seattle Railway Engineering Drawing: Yard Office at Willbridge, Oregon, undated. Burlington Northern File Number 5129, Reference Number 101, Sheet 002.

Spokane, Portland, and Seattle Railway Engineering Drawing: Yard Office at Willbridge, Oregon, undated. Burlington Northern File Number 5129, Reference Number 101, Sheet 001.

Vancouver, Victoria and Eastern Railway Drawing: Freight House Vancouver, Victoria and Eastern Railway and Navigation Company Terminals showing drainage at Vancouver, British Columbia, prepared in 1924. Burlington Northern File Number 8135-8, Reference Number 10105, Sheet 205.