Gallery›Wellcome Collection›Zerah Colburn, a mental calculator, as a child. Engraving, 1813.
Zerah Colburn, a mental calculator, as a child. Engraving, 1813.
Wellcome Collection

Zerah Colburn, a mental calculator, as a child. Engraving, 1813.

1813

CC0 — Public Domain
Wellcome Collection

Lettering: Zerah Colburn, agad 8 years, remarkable for solving arithmetical questions.

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