Magnetic inferential water meter
Inferential water meter
Half inch Sporton water meter, sectioned
Frager's positive water meter, sectioned
Electronics for a Plessey Current Meter, 1976
1976
Plessey Current (Water) Recording Meter, 1976
1976
Water Meter made by the Manchester Water Meter Company
Water meter with feed hoses
1851
Half inch M.2 water meter, mechanism exposed
"Star" disc water meter, sectioned
Mark III water meter
Beck Imperial water meter half inch size
Kent Uniform cold water meter three inch size
Frager's patent positive water meter
1878