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William Speer
occupation:
Assayer
Nationality:
Irish
published details of his hydrometer in 1802; supervisor and assayer of spirits in the Port of Dublin
Related Objects
Pamphlet, "Description of the use and application of a new patent saccharometer" (pamphlet)
Speer's saccharometer (hydrometer; saccharometer)
Speer's brass saccharometer (hydrometer; saccharometer)