Northern Pacific Engineering Drawing: Changes Account Abandonment of Power Plant at Pasco, Washington, prepared in 1960. Burlington Northern File Number 4727, Reference Number 10112, Sheet 007.

Northern Pacific Engineering Drawing: Changes Account Abandonment of Power Plant at Pasco, Washington, prepared in 1959. Burlington Northern File Number 4727, Reference Number 10109, Sheet S-1.

Northern Pacific Engineering Drawing: Changes Account Abandonment of Power Plant at Pasco, Washington, prepared in 1959. Burlington Northern File Number 4727, Reference Number 10102, Sheet 006.

Northern Pacific Engineering Drawing: Changes Account Abandonment of Power Plant at Pasco, Washington, prepared in 1959. Burlington Northern File Number 4727, Reference Number 10107, Sheet 004.

Northern Pacific Engineering Drawing: Changes Account Abandonment of Power Plant at Parkwater, Washington, prepared in 1961. Burlington Northern File Number 4715, Reference Number 10107, Sheet 004.

Northern Pacific Engineering Drawing: Changes Account Abandonment of Power Plant at Parkwater, Washington, prepared in 1961. Burlington Northern File Number 4715, Reference Number 10107, Sheet 003.

Northern Pacific Engineering Drawing: Changes Account Abandonment of Power Plant at Parkwater, Washington, prepared in 1961. Burlington Northern File Number 4715, Reference Number 10107, Sheet 006.

Northern Pacific Engineering Drawing: Changes Account Abandonment of Power Plant at Parkwater, Washington, prepared in 1961. Burlington Northern File Number 4715, Reference Number 10107, Sheet 002.

Northern Pacific Engineering Drawing: Changes Account Abandonment of Power Plant at Parkwater, Washington, prepared in 1961. Burlington Northern File Number 4715, Reference Number 10107, Sheet 001.

Northern Pacific Engineering Drawing: Changes Account Abandonment of Power Plant at Parkwater, Washington, prepared in 1960. Burlington Northern File Number 4715, Reference Number 10111, Sheet 005.