1. On a block of red glass enamel said to have been found at Tara Hill;Ball;Royal Irish Academy Transactions,1893
2. Isotope studies of ancient lead;Brill;American Journal of Archaeology,1965
3. A red opaque glass from Sardis and some thoughts on red opaques in general;Brill;Journal of Glass Studies,1988
4. The opaque red glass of Celtic enamels from continental Europe;Brun;Archaeometry,1992
5. Recent progress in the study of early mining and metallurgy in the British Isles;Craddock;Journal of the Historical Metallurgy Society,1994