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Filter: Categories of Wisconsin Historical Images
Filter: Subject of Engineering
Filter: Community of Milwaukee
Filter: Creator Name of Taylor, J. Robert
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| Description: | Exterior view of the Kroening Engineering factory. Cars are parked along the street outside the building. |
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| Description: | Exterior view from a roof of the Kroening Engineering factory. Cars are parked along the street outside the building. |
| Date: | 1937 |
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| Description: | A revolutionary dive suit that solved the problems of breathing air at depth by using a mixture of helium and oxygen rather than nitrogen and oxygen. The s... |
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