Jedediah Buxton, a mental calculator. Mezzotint by J. Spilsbury, 1781, after B. Killingbeck.

On the sitter see Dictionary of National Biography

Information on the sitter is available in Steven B. Smith, 'The Great Mental Calculators', New York, 1983, ch. 20

[London] (14 Dover Street, Piccadilly) : Published as the Act directs by B. Killingbeck, 22 November 1781.

1 print : mezzotint ; platemark 38 x 27.5 cm

Jedediah Buxton, a poor day labourer: born at Elmton in Derbyshire ... The lettering describes how the sitter's remarkable memory enabled him to perform the most complicated calculations

Wellcome Collection 205i