File:Industrial High School, Science Class, Demonstration of an electrolysis rig, April 1951.jpg
Industrial_High_School,_Science_Class,_Demonstration_of_an_electrolysis_rig,_April_1951.jpg (720 × 520 pixels, file size: 150 KB, MIME type: image/jpeg)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 20:55, 23 February 2015 | 720 × 520 (150 KB) | Kerry Raymond | User created page with UploadWizard |
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