John Tyndall demonstrating a fog-horn to Queen Victoria and her entourage. Wood engraving by T. B. Wirgman, c.1876.
- Reference:
- 38589i
Licence: Public Domain Mark
Credit: John Tyndall demonstrating a fog-horn to Queen Victoria and her entourage. Wood engraving by T. B. Wirgman, c.1876. Wellcome Collection. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/V0013597/full/800%2C/0/default.jpg)