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Title: Glass hydrometer by Oertling. Mercury weight and paper scale [Go to resource]
Description: Glass hydrometer by Oertling. Mercury weight and paper scale. In tinplate tube. Range 0.800 - 0.815. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: hydrometer Temporal: 1880-1940 Source: Science Museum Creator: Oertling Identifier: 2005-554 Go to resource More Like this...
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