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Title: British Standard specific gravity hydrometer made to BS 718, [Go to resource]
Description: British Standard specific gravity hydrometer made to BS 718, range 1.040-1.060 S.G. G.H. Zeal Ltd., London, 1984. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: hydrometer Source: Science Museum Identifier: 1984-645/15 Go to resource More Like this...
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