1. Forest Glass Furnaces in County Offaly
  2. A History of Offaly Through its Monuments
  3. The Dowris Treasure
  4. Castle Sites in Offaly
  5. Ancient Monuments of the Midlands
  6. Cadamstown's Archaeological Riches
  7. Notes on the Sculptured Slabs at Gallen Priory
  8. Clonmacnoise studies, volume 2, seminar papers 1998
  9. Excavations at Clonmacnois
  10. Revealing a Private Inscription
  11. The Earliest Plan at Clonmacnois
  12. The Very Earliest Plan at Clonmacnois
  13. St. Colmán and the Early Medieval Monastery of Lynally (c.600-1100)