The Oesper Collections in the History of Chemistry, University of Cincinnati
Notes from the Oesper Collections
These occasional notes highlight items and topics of interest in the Oesper Collections in the History of Chemistry. For more information please contact Editor/Curator: Dr. William B. Jensen, Oesper Professor of Chemical Education and History of Chemistry, University of Cincinnati.
A Zeiss Butter Refractometer : Notes from the Oesper Collections, No. 42, January/February 2017
Issue 42 describes a new addition to the museum’s refractometer collection – a circa 1920 Zeiss butter refractometer – and its historical importance as a means for rapidly differentiating between pure butter and margarine,
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