|Note_en=Advertising for the [[Duofold]] model in the new ''[[streamlined]]'' version, mentioning also the [[Pressureless Writing Point]], and the new [[Quink]] ink, and its features of quick drying and cleaning capacity. | |Note_en=Advertising for the [[Duofold]] model in the new ''[[streamlined]]'' version, mentioning also the [[Pressureless Writing Point]], and the new [[Quink]] ink, and its features of quick drying and cleaning capacity. |