Township of Longlac, Waterworks Programme, Project no. 5-0234
Subtitle: design calculations (Water treatment plant)
By: Knox Martin Kretch Limited [for the] Ministry of the Environment.
Contributors: Knox Martin Kretch Limited.; Ontario. Ministry of the Environment.
Publisher: Knox Martin Kretch
Published: 1977
Place of publication: Bramalea, ON
Language: eng
Subjects: Water treatment plants -- Ontario -- Longlac -- Specifications.; Water treatment plants -- Design and construction.
Other titles: Design calculations (Water treatment plant)
Notes: "May 1977."

Cover title.