Date: | 06 1975 |
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Description: | People watching a program in the "Agrisphere," an 80-capacity theater in a 40-foot-high geodesic dome in the Chicago Museum of Science and Industry paid fo... |
Date: | 1876 |
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Description: | A Withington wire binder sits on display inside a building at the Centennial Exposition, the first official World's Fair in the United States. |
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