|Note_en=where it appears in the header. Advertising for some eydropper ''[[overfeed]]'' [[straight cap]] models named ''[[Swan Pen]]'', one of which numbered [[Swan Pen 4571|4571]] and a lady [[Chatelaine Swan]] (marked ''"[[Advertised Model::Ladies Swan Pen]]"'') with chain and bayonet cap lock. | |Note_en=where it appears in the header. Advertising for some eydropper ''[[overfeed]]'' [[straight cap]] models named ''[[Swan Pen]]'', one of which numbered [[Swan Pen 4571|4571]] and a lady [[Chatelaine Swan]] (marked ''"[[Advertised Model::Ladies Swan Pen]]"'') with chain and bayonet cap lock. |