Benjamin Franklin invented bifocals and the lightning rod but gave his world-changing ideas away for free. #history #historyfacts #didyouknow | Beyond Legends
Benjamin Franklin invented bifocals and the lightning rod but gave his …
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135K views · 2.9K reactions | Benjamin Franklin invented bifocals out of diplomatic necessity. | The History Page | Facebook
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96K views · 4.3K reactions | Benjamin Franklin was one of historys...
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Benjamin Franklin invented bifocals not for convenience but for high-stakes diplomacy. | History Vault
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Benjamin Franklins invention of bifocals was driven by his personal struggle with vision during his time as a diplomat. #historyfacts #didyouknow #invention #bifocals | Life Unfolded | Facebook
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From Roman glass globes to bifocals and scissor glasses, eyewear has evolved over centuries. Discover how monks, scientists, and emperors all helped shape the vision tools we use today. #storytime #didyouknow #shorts #ancient #history #documentaryshort #weirdfacts #eyeglasses #reading #bifocals #visioncorrection #glasses #lasik Read More:https://www.ancient-origins.net/artifacts-ancient-technology/eyeglasses-history-0016739 | Ancient Origins
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