Glass and Mercury Antique Hydrometer in Original Wooden Box matches while the pale

while the pale

I just want to snuggle up with it

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Nuanced and unique from every angle

is in good condition

Glass and Mercury Antique Hydrometer in Original Wooden Box matches while the paleAt first I thought this antique Griebel Instrument Co. hydrometer was an old thermometer, until I noted that the numbers on the side run 0 to 6 rather than showing temperatures. Ive since learned that a hydrometer is used for measuring the relative density of liquids based on buoyancy: you pour liquid into a container, lower the hydrometer into it until it floats, and then the point at which the surface of the liquid touches the stem of the hydrometer