character: John A. Roebling
topic: Expert in the Iron Framework and its influence on construction techniques.
grade: 8
subject: History
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character: Isambard Kingdom Brunel
topic: Innovative engineer known for the use of iron frameworks in bridge construction.
grade: 8
subject: History
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character: Joseph Paxton
topic: Designer of the Crystal Palace, showcasing iron and glass construction.
grade: 8
subject: History
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character: Richard Morris Hunt
topic: Pioneer of using iron frameworks in American architecture.
grade: 8
subject: History
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