
In September 1928, the Science and Invention editorial staff offered their readers a chance to find all the scientific mistakes on their magazine cover. There were 48 mistakes and if you found all of them, you would win $500. Unfortunately, we can’t offer you any money, but we can give you a chance to feel like a real scientist. You could be the first person to find all the mistakes, because there is still no full answer to this riddle on the internet.
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