Pressure water level recorder
Subtitle: (with gas-purge system)
By: P.W. Strilaeff.
Contributors: Canada. Water Resources Branch.
Publisher: [s.n.
Published: 1967
Place of publication: Winnipeg
Language: eng
Number of pages: 42
Subjects: Liquid level indicators.; Water levels -- Measurement.; Hydrological instruments.
Notes: "This manual was prepared for ... Water Resources Branch, Department of Energy, Mines and Resources, Winnipeg, Manitoba."

"January 1, 1967."
Table of contents: value: Principle of operation; value: Installation; value: Maintenance; value: Fault-finding; value: Tips; value: Other applications.