A tribe lost In time tells the story of the noble Celtic tribe of the Dobunni who lived and thrived in the Severn valley in Britain before and after the Roman conquest and their move to northern Mesopotamiam. The book describe thier co-operation with the Romans, their move to Gaul, Hispania, Rome and the Fertile Crecent and finaly to Mesopotamia to become part of it's history. It is a fictional story based on facts.