<a href="https://en.wikipedia.org/wiki/Santiago_Ram%C3%B3n_y_Cajal" class="extiw" title="en:Santiago Ramón y Cajal">Santiago Ramón y Cajal</a>. Spanish Nobel laureate in medicine. Restored jpg version of <a href="//commons.wikimedia.org/wiki/File:Cajal.PNG" title="File:Cajal.PNG">File:Cajal.PNG</a>. Original image was a 5 Mb png but restoration was performed in tiff. File was mildly cropped. Dust and scratches were removed and levels were adjusted.Finally it was changed to jpg.
Original photo is anonymous although published by Clark University in 1899. Restoration by <a href="//commons.wikimedia.org/wiki/User:Garrondo" title="User:Garrondo">Garrondo</a>
1899
<a href="//commons.wikimedia.org/wiki/File:Cajal.PNG" title="File:Cajal.PNG">Cajal.PNG</a>