ecuyer Arne Koets added a video of the famous Italian master of the European martial arts messer Fiore de Liberi and his Mounted Techniques (part I) on his youtube channel - in the past I linked Arne's videos to my blog. Presumably there will be more parts to come in the future.
Fiore Mounted Techniques I - video
Bibliotheque Nationale MS Fr. 2643
study and enjoy
Fiore at Gallica or the National Library of France