File:Simonis Alfred.jpgDescriptionSimonis Alfred.jpg English: Photo of Alfred Simonis Date 25 June 2023 Source Unknown Author Unknown
File:Portret Alfred Simonis.jpgDescriptionPortret Alfred Simonis.jpg Română: Portret Alfred Simonis Date 20 March 2024 Source Own work Author Mihaiionescu23
File:BC AULB 130PP CS 105.jpgby Jules Fonson - Collection Alfred Errera French Hommage à Simon Stévin - médaille par Jules Fonson - Collection Alfred Errera object has role: photographer