Glass 'streamline' hydrometer marked J W Towers Lt

Made:
1930-1960 in Widnes and Cheshire

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Science Museum Group
© The Board of Trustees of the Science Museum

Science Museum Group
© The Board of Trustees of the Science Museum

Glass 'streamline' hydrometer marked J W Towers Ltd, Widnes, and bearing serial number 6332. 201mm long. Range 1.250 - 1.300. Lead (embedded in red wax) weight and paper scale. In dark blue cardboard tube, 1930 - 1960.

Details

Category:
Experimental Chemistry
Object Number:
1997-1093
Materials:
case: cardboard and glass with lead weight and paper scale
type:
hydrometer
credit:
Unknown source