The National seems to be rather an obscure German brand, not often mentioned on fountain pen forums. As far as I can say their pens were of good quality but that's it; of no spectacular design and lacking far reaching innovation. Probably the most comprehensive historical account can be found on the already defunct Collectible Stars web page: http://www.collectiblestars.de/Angloamer.html I have a feeling that there is more to this brief history. Meanwhile, one of my few Nationals: http://i.imgur.com/bR4agvL.jpg National Favorit (74), F, ?1930s