1. The excavations at Cairnpapple Hill, West Lothian 1947–48;Piggott;Proceedings of the Society of Antiquaries of Scotland,1948
2. The excavation of a Late Neolithic henge-type enclosure at Balfarg, Markinch, Fife, Scotland;Mercer;Proceedings of the Society of Antiquaries of Scotland,1981
3. Towards a reappraisal of henge monuments: origins, evolution and
hierarchies
4. Stone and earth circles in Dorset;Piggott;Antiquity,1939
5. Sites of the third millennium be to the first millennium ad at North Mains, Strathallan, Perthshire;Barclay;Proceedings of the Society of Antiquaries of Scotland,1983