character: Thomas Edison
topic: Inventions and Innovations during the Industrial Revolution
grade: 8
subject: Social Studies
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character: Henry Bessemer
topic: Bessemer Process and Steel Production
grade: 8
subject: Social Studies
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character: Andrew Carnegie
topic: Steel Industry and Industrial Growth
grade: 8
subject: Social Studies
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character: John Roebling
topic: Steel Cables and Infrastructure Development
grade: 8
subject: Social Studies
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