technology

Gaea QuadSpinner Logo

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Sam Krug1

American No. 1 Index Typewriter

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Louis Philippe Valiquet1

Tiger Advantage Embosser: Braille-Capable Tactile Graphics Printer

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Marshall McLuhan DEW Line Card Deck56

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Cover of Science for the People, Volume 17, Number 1 & 2

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BBC Ceefax

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Video: Exploring Cherokee History: Sequoyah & The Syllabary2

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