Glass heavy Baume hydrometer by unknown maker

Made:
1900-1950

Glass heavy Baume hydrometer by unknown maker. 285mm long. Range 0 - 50. Mercury weight and paper scale. In dark grey cardboard tube; base of tube has end missing, 1900 -1950. Hydrometer Index 260.

Details

Category:
Experimental Chemistry
Object Number:
1997-1065
Materials:
glass, mercury, paper (fibre product) and cardboard
type:
hydrometer
credit:
Unknown source