@en|Scanning of a November 1918 [[Waterman]] advertising. Published on ''The National Geographic''. Retouched by the author for a better sharpness. Dating provided by seller, year confirmed by the copyright note on the advertisement on the back. | @en|Scanning of a November 1918 [[Waterman]] advertising. Published on ''The National Geographic''. Retouched by the author for a better sharpness. Dating provided by seller, year confirmed by the copyright note on the advertisement on the back. |