@en|Scanning of a September 17, 1927 [[Bayard]] advertising. Published on ''L'illustration''. Retouched by the author for a better sharpness. On the back of [[:File:1927-09-Montblanc-Safety.jpg]]. Dating on the whole page, alternate version dated by seller April 1928. | @en|Scanning of a September 17, 1927 [[Bayard]] advertising. Published on ''L'illustration''. Retouched by the author for a better sharpness. On the back of [[:File:1927-09-Montblanc-Safety.jpg]]. Dating on the whole page, alternate version dated by seller April 1928. |