Where can I find out about Celtic, Gaelic, Briton, Druid or Witch runes?
There are a lot of websites and books that talk about Celtic runes, but these are quite erroneous inventions of modern origin. There are no such things as Celtic runes. That includes all the Celtic tribes (e.g. Gaels, Welsh, Irish, Picts, Scots, Britons, Cornishmen) and their Druid priesthood. Irish Celts did have a strange written form called Ogham (pronounced Oh-ehm) script used for a small number of inscriptions, but Ogham is not related to the runic form nor does it bear anything more than a superficial resemblance. The fact is that Celts – who were the indigenous population of England, Scotland and Wales – had no contact with Norse culture or anything to do with runes until migrants from Northern Europe started to settle the North and East of Britain from around 450-500AD. They brought their culture and the runes with them, but by that time the great majority of Celtic tribes had already started to adopt Christianity, so the pagan faith of the invader was assimilated only minimall