@en|Scanning of a 1918 [[Swan]] french advertising an [[eydropper]] ''[[overfeed]]'' model named ''Swan Safety Pen 2C'', with a screw cap, called ''safety for this reason''. Published probably on ''L'Illustration''. Retouched by the author for a better sharpness. Dating provided by seller. | @en|Scanning of a 1918 [[Swan]] french advertising an [[eydropper]] ''[[overfeed]]'' model named ''Swan Safety Pen 2C'', with a screw cap, called ''safety for this reason''. Published probably on ''L'Illustration''. Retouched by the author for a better sharpness. Dating provided by seller. |