Practically simple or simply practical field manual
Subtitle: for the repair of backflow prevention devices
By: by Ludie J. MacGregor.
Publisher: BMI
Published: 1994
Place of publication: Portland, OR (400 NE 97th Ave., Portland 97220)
Language: eng
Number of pages: 193
Subjects: Cross-connections (Plumbing) -- Maintenance and repair -- Handbooks, manuals, etc.