|Note_en=Second half of the year. Advertising for a series of ''[[Swan Pen]]'' models, with some eyedropper ''[[overfeed]]'' showing numbers [[Swan Pen 3012|3012]] at 10/6 and [[Swan Pen 4571|4571]] at 16/6 and some other models. Showing also a lady [[Chatelaine Swan]] with chain and bayonet cap lock. | |Note_en=Second half of the year. Advertising for a series of ''[[Swan Pen]]'' models, with some eyedropper ''[[overfeed]]'' showing numbers [[Swan Pen 3012|3012]] at 10/6 and [[Swan Pen 4571|4571]] at 16/6 and some other models. Showing also a lady [[Chatelaine Swan]] with chain and bayonet cap lock. |