![](https://coimages.sciencemuseumgroup.org.uk/321/115/large_thumbnail_smg00177008.jpg)
Nickel-faced electrotype made from a wood engraving depicting a bearded gentleman
![Nickel-faced electrotype made from a wood engraving depicting a](https://coimages.sciencemuseumgroup.org.uk/340/442/medium_smg00033094.jpg)
Nickel-faced electrotype made from a wood engraving depicting a bearded gentleman, c. 1860
Nickel-faced electrotype made from a wood engraving depicting a bearded gentleman, c. 1860