|Note_en=Published on [http://oldfrenchadverts.weebly.com/pens--inks.html]. Advertising for a [[P.S.F.]] (''[[Pocket Self Filler]]'') [[lever filler]] model (a [[Waterman 1x]]). | |Note_en=Published on [http://oldfrenchadverts.weebly.com/pens--inks.html]. Advertising for a [[P.S.F.]] (''[[Pocket Self Filler]]'') [[lever filler]] model (a [[Waterman 1x]]). |