Summary: Have you ever heard of Clann an Oistir? They were a small clan. They were living on Iona. Clann an Oistir. The name comes from Latin. They were ostuarii in Latin – the ones who kept watch at a door. The word ostium means ‘door’ or ‘opening’. Find out more about Clann an Oistir in this week’s letter. Accompanying text is available in both English and Gaelic at bbc.co.uk/litirbheag
