Date: | 1922 |
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Description: | View of an unidentified man sitting on a stool demonstrating delicate paper testing apparatus. A poster on the wall reads: "International Metric System." |
Date: | 1922 |
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Description: | Interior view of two unidentified male scientists working with various paper testing apparatus in the corner of a chemical laboratory. |
Date: | 1922 |
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Description: | View of an unidentified male scientist looking into boxed paper apparatus, surrounded by other measuring tools and scales, in the corner of a Kimberly Clar... |
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