1. A chemical study of some rocks of the Moine Series of Scotland;Butler;Quarterly Journal of the Geological Society of London,1965
2. The Prehistory of Scotland;Childe,1935
3. The experimental production of the phenomena distinctive of vitrified forts;Childe,1937
4. The vitrified fort at Rahoy, Morvern, Argyll;Childe,1937
5. Early Fortifications in Scotland. Motes, Camps, and Forts;Christison,1898