Riferimenti: [https://www.penpractice.com/page10.html], [https://goodwriterspens.com/2011/06/25/fords-patent-pen/], [http://www.fountainpennetwork.com/forum/topic/153965-fords-patent-pen-restored-vintage-classic/], [https://markivo.wordpress.com/2012/07/08/ford/], [https://www.gracesguide.co.uk/T._B._Ford] | Riferimenti: [https://www.penpractice.com/page10.html], [https://goodwriterspens.com/2011/06/25/fords-patent-pen/], [http://www.fountainpennetwork.com/forum/topic/153965-fords-patent-pen-restored-vintage-classic/], [https://markivo.wordpress.com/2012/07/08/ford/], [https://www.gracesguide.co.uk/T._B._Ford] |