Earphone
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1987.0028.002
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- OBJECT TYPE
- N/A
- DATE
- 1948
- ARTIFACT NUMBER
- 1987.0028.002
- MANUFACTURER
- Brush Development Co.
- MODEL
- Unknown
- LOCATION
- United States of America
More Information
General Information
- Serial #
- N/A
- Part Number
- 2
- Total Parts
- 2
- AKA
- N/A
- Patents
- N/A
- General Description
- Bakelite headphone parts/ metal band/ fabric cord covering
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- N/A
- Width
- N/A
- Height
- N/A
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Mining and Metallurgy
- Category
- Mineral exploration
- Sub-Category
- N/A
Manufacturer
- AKA
- Brush
- Country
- United States of America
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Unknown
- State/Province
- Unknown
- Period
- AFTER 1945-1948
- Canada
-
Unknown - Function
-
Part of an instrument used to locate radioactive minerals in the field by detecting gamma rays emitted by radioactive substances - Technical
-
Unknown - Area Notes
-
Unknown
Details
- Markings
- Raised lettering on earphone reading "MADE IN U.S.A./BRUSH/THE BRUSH/DEVELOPMENT CO./ PATENT NOTICE ON CARTON"
- Missing
- From CA of 01/07/2002 by David Daley: No - Complete
- Finish
- Black bakelite headphone parts, black painted band, and black fabric cord covering
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Brush Development Co., Earphone, circa 1948, Artifact no. 1987.0028, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/item/1987.0028.002/
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