Possible Clues:

• Edge of island?
• Move slowly, in small steps
• Sounds as if a core of Dublin is shortly below this
• Shortly there's a ball in a hamlet in Galway
• 0.08333 of a foot
• Long way to Tipperary, very short way to Wexford
• Shortly with a ball in? Ah, that is in Galway
• What a big tick on a ruler indicates
• Shortly to be found underfoot in Wexford
• Division on a 5-Down