William S. Hutchings

（重定向自Lightning Calculator）

William Street Hutchings, (January 7, 1832 - August 25, 1911) also known as Professor Hutchings and the Lightning Calculator, was a 19th-century math prodigy and mental calculator who P. T. Barnum first billed as the "Boy Lightning Calculator". He later worked as a sideshow barker and wrote a book called The Lightning Calculator.

单词	Lightning Calculator
释义	Lightning Calculator 英语百科 William S. Hutchings （重定向自Lightning Calculator） William Street Hutchings, (January 7, 1832 - August 25, 1911) also known as Professor Hutchings and the Lightning Calculator, was a 19th-century math prodigy and mental calculator who P. T. Barnum first billed as the "Boy Lightning Calculator". He later worked as a sideshow barker and wrote a book called The Lightning Calculator.
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