Humboldt State University

Robert A. Paselk Scientific Instrument Museum

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The Chemical Refractometer, 1890-1980

Refractometer Case image with hotspots for objects Zeiss-Opton Abbe refractometer photo iconZeiss Butter refractometer photo iconZeiss Sugar refractometer photo iconHilger Abbe refractometer photo iconB & L Abbe refractometer photo icon Hilger Abbe refractometer photo icon

Refractometer Exhibit Catalog

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 HSTC icon
HSTC (1921-34)
HSC 35-53 icon
HSC (1935-1953)
HSC 54-73 icon
HSC (1954-1973)

© R. Paselk

Last modified 25 March 2012