V-G Meter or Viscosity-Gel Viscometer : The name commonly used for the directindicating viscometer. See Viscometer, Direct-Indicting. (Bul 10C, Bul D11)
The Mudblogger (Oilfield, Energy and Related Photographs), Oil Field Glossary, TX, USA 2014. http://mudblogger.com/oilfield-glossary/, (Oil - Amer) {777}