Preventive maintenance workshop
By: Training and Certification Section, Personnel Services Branch, Ministry of the Environment.
Publisher: Training and Certification Section, Personnel Services Branch, Ministry of the Environment
Published: 1977
Place of publication: Toronto
Language: eng
Subjects: Water treatment plants -- Employees -- In-service training.; Sewage disposal plants -- Employees -- In-service training.; Industrial equipment -- Maintenance and repair.; Machinery -- Maintenance and repair.
Notes: "January 1977."