File:Figure 1 of Radio-active substances.png
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 04:20, 4 March 2016 | 1,234 × 970 (174 KB) | Cygnis insignis | {{Information |Description=Illustration from scan of Curie, Marie. Radio-active substances. London: Chemical News Office. 1904. Adjustments to original jp2 version of page: converted to greyscale and PNG, crop to content, black and white point levels t... |
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