Burlington Northern Engineering Drawing: Wastewater Treatment Facility Sludge Tanks at Vancouver, Washington. Burlington Northern File Number 1362, Reference Number 101, Sheet 001.

Burlington Northern Engineering Drawing: Wastewater Treatment Facility at Vancouver, Washington, undated. Burlington Northern File Number 1362, Reference Number 101.

Burlington Northern Engineering Drawing: Wastewater Treatment Facility Caustic Soda Tank at Vancouver, Washington. Burlington Northern File Number 1362, Reference Number 101, Sheet 001.

Burlington Northern Engineering Drawing: Wastewater Treatment Facility Polymer Solution Tanks at Vancouver, Washington. Burlington Northern File Number 1362, Reference Number 101, Sheet 001.

Burlington Northern Engineering Drawing: Wastewater Treatment Facility Caustic Soda Tank at Vancouver, Washington. Burlington Northern File Number 1362, Reference Number 101, Sheet 001.

Burlington Northern Engineering Drawing: Wastewater Treatment Facility at Vancouver, Washington, undated. Burlington Northern File Number 1362, Reference Number 101.

Burlington Northern Engineering Drawing: Wastewater Treatment Facility Caustic Soda Tank at Vancouver, Washington. Burlington Northern File Number 1362, Reference Number 101, Sheet 001.

Burlington Northern Engineering Drawing: Wastewater Treatment Facility Flow Meter and Sample Box at Vancouver, Washington. Burlington Northern File Number 1362, Reference Number 101, Sheet 001.

Burlington Northern Engineering Drawing: Wastewater Treatment Facility Sludge Tanks at Vancouver, Washington. Burlington Northern File Number 1362, Reference Number 101, Sheet 001.

Burlington Northern Engineering Drawing: Wastewater Treatment Facility Polymer Solution Tanks at Vancouver, Washington. Burlington Northern File Number 1362, Reference Number 101, Sheet 001.