Draft survey hydrometer for determining the density of sea or fresh water. G.H. Zeal Ltd.

Made:
1984 in London
maker:
G H Zeal Limited
Draft survey hydrometer for determining the density of sea or

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Draft survey hydrometer for determining the density of sea or
Science Museum Group
© The Board of Trustees of the Science Museum

Draft survey hydrometer for determining the density of sea or fresh water. G.H. Zeal Ltd., London, 1984.

Details

Category:
Experimental Chemistry
Object Number:
1984-645/28
type:
hydrometer
credit:
G H Zeal Limited