An inquiry into the contents and medicinal virtues of Lincomb spaw water, near Bath / [William Hillary].

  • William Hillary
Date:
1742
Catalogue details

Licence: Public Domain Mark

Credit: An inquiry into the contents and medicinal virtues of Lincomb spaw water, near Bath / [William Hillary]. Source: Wellcome Collection.

    85/90 page 71
    At 54 Degrees, the Hydrometer funk 1 Inch. The Stem of the Hydrometer being no longer, I could not proceed with my Expe¬ riments any further. Thefe are fufficient to Blew', that a clofe Attention to the De¬ grees of Heat in the Water, in which we try the fpecific Gravity of Bodies, as well as of Water itfelf, is abfolutely neceffary. It is to be wifh'd, that we had feme certain Rules of Proportion in this Cafe $ but the Eftabiifhment of thefe muft be left to Time and Induftry. However, it will be eafy to remedy, in fome Degree, the Inconvenience which thefe Experiments are liable to from the Alteration of Heat, by placing the Cy¬ linder in a large Body of Water, the Altera¬ tion of which will be flow, and may be eafily regulated, by adding cold Water, as we obferve from the Thermometer, that it grows the lead warmer. And fome fucii Contrivance is neceffary, if we would have the genuine Hiftory of the fpecific Gravity of Bodies. Expli-
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