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Electricity: several electrical machines in use, with a man receiving an electric shock in the background. Engraving, [18th century], by B. Cole. Wellcome Collection. Public Domain Mark. Source: Wellcome Collection.
![view Electricity: several electrical machines in use, with a man receiving an electric shock in the background. Engraving, [18th century], by B. Cole.](https://iiif.wellcomecollection.org/image/V0025404/full/300,/0/default.jpg)