Souterrain at "Killylagan," Cortial, Co. Louth. With an Appendix by Etienne Rynne and John P. Clarke on some souterrains in the neighbourhood of "Killylagan".

Míreanna comhchosúla

• Souterrain at Donaghmore, Co. Louth.
  de réir: Rynne, Etienne
  Foilsithe / Cruthaithe: (1959)
• Souterrain at Rathiddy, Co. Louth.
  de réir: Rynne, Etienne
  Foilsithe / Cruthaithe: (1962)
• Two souterrains at Bawntaaffe, near Monasterboice, Co. Louth.
  de réir: Rynne, Etienne
  Foilsithe / Cruthaithe: (1958)
• Souterrain at Mullagharlin, near Dundalk.
  de réir: Rynne, Etienne
  Foilsithe / Cruthaithe: (1964)
• Souterrain at Tankardarock near Kilkerley.
  de réir: Rynne, Etienne
  Foilsithe / Cruthaithe: (1964)