− | During those years the increasing success of the piston filler introduced by [[Pelikan]] pushed even [[Soennecken]] to adopt this system with the model 1306. It was built according in an extremely robust way as the fixing pin and the piston were made of brass. Despite this new system [[Soennecken]] pens were marketed at a price lower than equivalent models of the [[Montblanc]] and [[Pelikan]]. At the same time was marketed an economic model for students, the [[Soennecken S4|S4]], also called ''[[Soennecken S4|Sütterlin]]''. | + | During those years the increasing success of the piston filler introduced by [[Pelikan]] pushed even [[Soennecken]] to adopt this system with the [[Soennecken 1306|1306]] model. It was built according in an extremely robust way as the fixing pin and the piston were made of brass. Despite this new system [[Soennecken]] pens were marketed at a price lower than equivalent models of the [[Montblanc]] and [[Pelikan]]. At the same time was marketed an economic model for students, the [[Soennecken S4|S4]], also called ''[[Soennecken S4|Sütterlin]]''. |