A surgeon extracting a guinea worm from a man's leg, in the background is a similar scene after a successful operation, a surgeon is holding a long worm. Photograph of a halftone after an engraving by J. Luyken.

Licence: Public Domain Mark

Credit: A surgeon extracting a guinea worm from a man's leg, in the background is a similar scene after a successful operation, a surgeon is holding a long worm. Photograph of a halftone after an engraving by J. Luyken. Wellcome Collection. Source: Wellcome Collection.