Twaddell no 4 hydrometer

Made:
1920-1960 in Widnes and Cheshire

Glass Twaddell's no 4 hydrometer by J W Towers. Lead shot weight and paper scale. In blue cardboard tube. Range 0.74 - 1.02.

Details

Category:
Experimental Chemistry
Object Number:
2005-522
type:
hydrometer
taxonomy:
  • furnishing and equipment
  • measuring device - instrument
  • densimeter
  • furnishing and equipment
  • measuring device - instrument
  • densimeter
  • hydrometer
credit:
Laboratory of the Government Chemist