
7.5
How Do They Do It?
2006
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Season 5 · Episode 6 — The PhonographThomas Edison registered over 1,000 patents, but his favorite invention was one of his first. Rare photographs and early recordings show how the young inventor and his team outfoxed Alexander Graham Bell.
Up nextGreat Towers in the SkyS5 · E7 · 44 min
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