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Fire alarm warning system, 20th century - Stock Image - C024/6473 - Science Photo Library
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Fire Alarm!: The Fascinating Story Behind the Red Box on the Corner (Fire service history series) by Paul Ditzel (9780925165022)
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The Fire Alarm (A History of Jacke in 100 Objects #30) | Jacke Wilson
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Fire alarm warning system, 20th century - Stock Image - C024/6474 - Science Photo Library