![this Public Address 4.0: Charles Third Earl Stanhope Archives | Jewelry inspiration, Jewelry, Cute jewelry this Public Address 4.0: Charles Third Earl Stanhope Archives | Jewelry inspiration, Jewelry, Cute jewelry](https://i.pinimg.com/originals/5f/6c/fb/5f6cfb0c59d8e7b9a73ddd8b18b0ba03.jpg)
this Public Address 4.0: Charles Third Earl Stanhope Archives | Jewelry inspiration, Jewelry, Cute jewelry
In 1839 the Stanhope lens was invented, making novelty souvenirs like this little pig possible, with its interior aerial view of the 1893 World's... | By The Eden Collective | Facebook
![Viewer, formed from truncated Stanhope type lens set in tube carrying mirror | Science Museum Group Collection Viewer, formed from truncated Stanhope type lens set in tube carrying mirror | Science Museum Group Collection](https://coimages.sciencemuseumgroup.org.uk/images/308/25/medium_SMG00023990.jpg)