Licence: Public Domain Mark
Credit: Maurice de Broglie in his laboratory. Photograph by Bonney, Paris. Wellcome Collection. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/V0028120/full/800%2C/0/default.jpg)
Licence: Public Domain Mark
Credit: Maurice de Broglie in his laboratory. Photograph by Bonney, Paris. Wellcome Collection. Source: Wellcome Collection.