From Alcohol Proof to Galileo : Notes from the Oesper Collections, No. 34, September/October 2015

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A surviving set of “spirit bubbles: for testing the proof of alcoholic beverages.

A surviving set of “spirit bubbles:” for testing the
proof of alcoholic beverages.

Issue 34 explores some of the curious uses of glass balls to approximate the density of liquids.

 

Click here for all other issues of Notes from The Oesper Collections and to explore the Jensen-Thomas Apparatus Collection.

 

 

 

 

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