|Note_en=Advertising for the [[Duofold]] ''Deluxe'' model in [[celluloid]] (called [[Permanite]]) in the ''Moderne Black and Pearl'' color. Promoving the ''[[Advertised Feature::Pressureless Touch]]'' feature (writing without pressing). | |Note_en=Advertising for the [[Duofold]] ''Deluxe'' model in [[celluloid]] (called [[Permanite]]) in the ''Moderne Black and Pearl'' color. Promoving the ''[[Advertised Feature::Pressureless Touch]]'' feature (writing without pressing). |