Northern Pacific Engineering Drawing: Freight House at Walla Walla, Washington, prepared in 1965. Burlington Northern File Number 5102, Reference Number 10109, Sheet 002.

Northern Pacific Engineering Drawing: Freight House at Walla Walla, Washington, prepared in 1965. Burlington Northern File Number 5102, Reference Number 10105, Sheet 001.

Northern Pacific Engineering Drawing: Unloading Platform at Walla Walla, Washington, prepared in 1956. Burlington Northern File Number 5049, Reference Number 10106, Sheet 001.