Glass streamline specific gravity hydrometer by J

Made:
1920-1960 in Widnes and Cheshire

Glass streamline specific gravity hydrometer by J W Towers, bearing serial number 9093. Lead shot weight and paper scale. In cardboard tube, probably not original (too short). Range 0.600 - 0.700. Hydrometer index 255.

Details

Category:
Experimental Chemistry
Object Number:
2005-586
type:
gravity hydrometer
credit:
Laboratory of the Government Chemist