Introduction -- Earlier work on stone circles -- Origins of stone circles -- Stone circles, some problems -- Stone circles of Cumbria -- Open circles of Western Britain -- Stone circles of Scotland -- Stone circles of Ireland -- Stone circles of Wales --- Stone circles of Eastern and Southern Britain -- Stone circles of Wessex -- County Concordance -- Appendix 1: County Gazetter of the stone circles in the British isles -- Appendix 2: diameter of stone circles -- Appendix 3: Significance of the number of stones in the stone circles of the British Isles -- Bibliography -- Index.