Several times on Deskbound Traveller and elsewhere I’ve recommended The Rule of the Land (Faber & Faber), Garrett Carr’s timely account of a walk along the Irish border, which my fellow judges and I short-listed for Stanford Dolman Travel Book of the Year. In the Review section of The Guardian at the weekend, the Irish Times columnist Fintan O’Toole had a few more suggestions for readers keen to get to grips with a frontier that’s facing an uncertain future.