Distribution of residential sub-surface sewage disposal systems in Ontario
By: prepared by the Private Sewage Unit, Pollution Control Branch.
Contributors: Ontario. Pollution Control Branch. Private Sewage Unit.
Publisher: Ministry of the Environment, Pollution Control Branch, Private Sewage Unit
Published: 1976
Place of publication: Toronto
Language: eng
Number of pages: 53
Subjects: Septic tanks -- Ontario -- Statistics.
Genres: Statistics.
Notes: "January 1976."