The Achill Archaeological Summer Field School will run from June 26th to August 20th. The dates given in yesterday's selective guide to summer schools were ambiguous.

The Anna Livia International Opera Festival takes place from June 16th to 25th, not July as stated in the guide.

In the report headed "Taoiseach denies that developer gave him £50,000" in yesterday's editions reference was made to an investigation by Fine Gael into the Quarryvale project and to donations made by Mr Frank Dunlop. We are advised that in fact the Fine Gael inquiry will look at all planning decisions in Dublin since 1985.

Where errors occur it is the policy of The Irish Times to correct or clarify as soon as practicable.

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