Reflection Polariscope

Reflection Polariscope

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Usage conditions apply
This reflection polariscope came from the Smithsonian Instrument Instrument Room. The "D. Ballauf / Model Maker / Washington, D.C." nameplate is that of Daniel Ballauf (1829-1914), a German immigrant who, in the 1850s, opened a shop in Washington, D.C. Over the years, Ballauf made many patent models for inventors, and exhibit models for the Smithsonian.
Currently not on view
Object Name
reflection polariscope
Ballauf, Daniel
place made
United States: District of Columbia, Washington
overall: 13 13/16 in x 6 15/16 in x 8 5/8 in; 35.08375 cm x 17.62125 cm x 21.9075 cm
ID Number
catalog number
accession number
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Medicine and Science: Physical Sciences
Data Source
National Museum of American History
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