|Note_en=Advertising for the [[Duofold]] model for beeing capable to write whitout pressure (a probable reference to the ''[[Pressureless Touch]]'' of the contemporary American advertising), lists the colors, the unbreakable barrel, the sealing cap, the button filler and the 25 year warranty on the nib. | |Note_en=Advertising for the [[Duofold]] model for beeing capable to write whitout pressure (a probable reference to the ''[[Pressureless Touch]]'' of the contemporary American advertising), lists the colors, the unbreakable barrel, the sealing cap, the button filler and the 25 year warranty on the nib. |