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Filter: Categories of Wisconsin Historical Images
Filter: FORMAT_DIMENSIONS of 7 x 9 inches
Filter: Subject of electric apparatus and appliances
| Date: | 1950 |
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| Description: | Jean Hoffman looks over a printed circuit board in the foreground, with a map of Madison, Wisconsin on the wall behind her. |
| Date: | |
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| Description: | Rendering of a Thordarson Electical Manufacturing Company product. Chester Thordarson was a Chicago inventor and manufacturer of electical apparatus, famo... |
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