Show Bill, 'Beware of your children' 'The Superhuman Boy'. Demonstrated at the Standard Theatre, Shoreditch by a man called Professor Anderson, a boy of seven able to cause a grown man to fall flat.

Licence: Attribution 4.0 International (CC BY 4.0)

Credit: Show Bill, 'Beware of your children' 'The Superhuman Boy'. Demonstrated at the Standard Theatre, Shoreditch by a man called Professor Anderson, a boy of seven able to cause a grown man to fall flat. Wellcome Collection. Source: Wellcome Collection.