|Note_en=year stands forn '40s first half, month is given by the volume number corresponding to week number. Advertising for a PIX mechanical pencil and a [[Montblanc 13x|130]] series model. | |Note_en=year stands forn '40s first half, month is given by the volume number corresponding to week number. Advertising for a PIX mechanical pencil and a [[Montblanc 13x|130]] series model. |