character: Isambard Kingdom Brunel
topic: Role of Iron in 19th-Century Architecture
grade: 8
subject: History
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character: Joseph Paxton
topic: Crystal Palace and Use of Iron
grade: 8
subject: History
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character: Charles Barry
topic: The Houses of Parliament and Iron Framework
grade: 8
subject: History
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character: John A. Roebling
topic: Brooklyn Bridge and Iron Design
grade: 8
subject: History
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