A very nice antique Swan SF 1 self filling pen from Mabie Todd & Co Ltd made in England circa 1930s. The fountain pen comes in mottled hard rubber with a Swan NY flexi nib. A very nice example. Please support my work at http://www.paypal.me/grandmiapens Ebay at https://www.ebay.co.uk/usr/welcome2stay Email at grandmiapens@gmail.com