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Sikes's Hydrometer, 10 Brass Wts., Mahogany Case

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Title: Sikes's Hydrometer with 10 brass weights and thermometer
Author: **
Description: Sikes hydrometer. 8x3½x2, velvet-lined mahogany box with inlaid ivory label reading: "Dring & Fage, 145 Strand, London. Maker to the Revenue of the United Kingdom and colonies." containing brass instrument and 10 weights, ivory thermometer. All weights with matching number 13401.A handsome instrument used to measure the specific gravity of liquids; Sikes's design was the legal standard for nearly 100 years.
Heading: zzc(Scientific Instrument)Place Published: London
Publisher: Dring & Fage
Date Published: [c. 1890]