Public domain photos

The image shows an old black and white photo of a man sitting at a desk in a laboratory. On the desk there are books, flasks, and other objects, and in the background there are shelves filled with bottles.

The image shows an old black and white photo of a man sitting at a desk in a laboratory. On the desk there are books, flasks, and other objects, and in the background there are shelves filled with bottles.Open in library