Jaks Theory
![](https://phylogame.org/wp-content/themes/phylo/img/generated-card-images/br-82DDDD----1.png)
Jaks Theory
![](https://phylogame.org/wp-content/uploads/2016/05/henri.png)
-found that rays coming from a uranium ore affected a photographic plate in the same manner as X rays.
Graphic by Eric Hamber Secondary
-found that rays coming from a uranium ore affected a photographic plate in the same manner as X rays.