This section is from the book "A Library Of Wonders And Curiosities Found In Nature And Art, Science And Literature", by I. Platt. Also available from Amazon: A library of wonders and curiosities.
Remarkable Instance of Memory - Surprising Instance of Skill in Numbers - Extraordinary Arithmetical Powers of a Child - Curious Instance of Mathematical Talent-Stone Eater - Poison Eater-Bletonism-Longevity.
 
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