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grade:
3
subject:
Computer Science
topic:
Early computers and mechanical calculators
character:
Charles Babbage
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grade:
3
subject:
Computer Science
topic:
Contributions to early computing and programming
character:
Ada Lovelace
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grade:
3
subject:
Computer Science
topic:
Pioneering work in early computers
character:
Konrad Zuse
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grade:
3
subject:
Computer Science
topic:
Mechanical calculators and data processing
character:
Herman Hollerith
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