Related Clues:

• Old form of writing
• Old Irish alphabetical system with lines and notches in stone
• Old Irish writing of carved lines and notches
• Old Irish writing carved into stones
• Old Irish writing system of lines and notches in stone
• Very old system of writing with lines and notches in stone
• Old Irish alphabet with letters of lines and notches
• Old Irish alphabet of carved lines and notches
• Kind of writing practised by the ancient Irish
• Go back with some pork and put it in writing as of old
• Ancient alphabet
• Old Irish characters around Omagh
• Go back to amateur operator writing system of old
• Scholar with enthusiasm turns to ancient alphabet
• Celtic runes discovered in Omagh disaster