Space Facts@lemmy.worldM to

Science Facts@lemmy.worldEnglish · 8 天前

Hugo Gernsback demonstrating his television eyeglasses

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Hugo Gernsback demonstrating his television eyeglasses

Space Facts@lemmy.worldM to

Science Facts@lemmy.worldEnglish · 8 天前

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ApeNo1@lemmy.world
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8 天前
I hope he was watching My Favourite Martian.

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