Bramble Thompson & Morgan sell Ferline and Legend tomato seeds. At the moment they are on offer as a 'Blight Resistant Duo' here is a link:-
http://seeds.thompson-morgan.com/uk/en/product/4323/1
You can also buy Ferline from a few other suppliers.
Fantasio is a blight resistant variety from Suttons Seeds.
http://www.suttons.co.uk/pd_180869_T...sio_Seeds.htm#
You must try saving some of the Blaby seeds for next year Bramble.