character: Henry Ford
topic: Industrial Innovation
grade: 12
subject: Economics
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character: John D. Rockefeller
topic: Impact of Innovations on Industry
grade: 12
subject: Economics
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character: Thomas Edison
topic: Technological Advancements in the Industrial Era
grade: 12
subject: Economics
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character: Andrew Carnegie
topic: Innovations in Steel Production
grade: 12
subject: Economics
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