Grooved hammer-stones found at Ballycastle, County Antrim.

Míreanna comhchosúla

• Perforated stone hammer found at Muff, Co. Derry
  Foilsithe / Cruthaithe: (1869)
• A sandhill site in Magheragallan, County Donegal. with an account of finds made there.
  de réir: Evans, E. Estyn
  Foilsithe / Cruthaithe: (1941)
• Description of two small hammers of micaceous sandstone found at Fethard
  de réir: Frazer, William
  Foilsithe / Cruthaithe: (1889)
• The perforated stone hammer in Ireland. With 4 plates.
  de réir: Coghlan, H. H.
  Foilsithe / Cruthaithe: (1955)
• A large stone-hammer, used by miners, end found near Killarney.
  de réir: Hitchcock, Richard
  Foilsithe / Cruthaithe: (1847)