Glass hydrometer by unknown maker

Glass hydrometer by unknown maker Glass hydrometer by unknown maker. 230mm long. Range 1.150 - 1

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

Glass hydrometer by unknown maker. 230mm long. Range 1.150 - 1
Science Museum Group
© The Board of Trustees of the Science Museum

Glass hydrometer by unknown maker. 230mm long. Range 1.150 - 1.250. Lead (embedded in red wax) weight and paper scale. In blue cardboard tube of oval cross-section, 1920 - 1960.

Details

Category:
Experimental Chemistry
Object Number:
1997-1127
Materials:
glass, lead (metal), paper (fibre product) and cardboard
type:
hydrometer
credit:
Unknown source