Discovering Light Sensitivity

In some of my recent reading about the history of photography, I came across the mention of something that happened over 100 years before the invention of photography which helped pave the path for photography to come into existence. Here's the only version I could find online in the 1889 publication "The Photographic News: A Weekly Record of the Progress of Photography, Volume 33." It's a bit hard to read, but here it is: