Consists of an insulated disc, over which is suspended another disc, hung from the arm of a balance, and connected with the earth. A scale attached to
RFID:Image ID:2BTGJ9C
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Contributor:
Patrick Guenette / Alamy Stock VectorImage ID:
2BTGJ9CReleases:
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25 July 2019More information:
Consists of an insulated disc, over which is suspended another disc, hung from the arm of a balance, and connected with the earth. A scale attached to the other arm of the balance carries a weight, vintage line drawing or engraving illustration.