Polariscope
name: label: maker
content: Ballauf, Daniel
notes: label: Description
content: This reflection polariscope with a "D. Ballauf / Model Maker / Washington, D.C." nameplate, from the Smithsonian Instrument Instrument Room. Daniel Ballauf (1829-1914) was 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.
label: Location
content: Currently not on view
place: label: place made
content: United States: District of Columbia, Washington
setName: label: See more items in
content: Medicine and Science: Physical Sciences
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: PH.315166
label: catalog number
content: 315166
label: accession number
content: 219145
objectType: label: Object Name
content: reflection polariscope
physicalDescription: label: Measurements
content: 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