Thur 7.30pm
Royal Society of Antiquaries of Ireland, 63 Merrion Square South.
The Butlers of Ireland and the House of Ormond, John Kirwan.
Thur 8pm
Kilmacud Stillorgan Local History Society, Glenalbyn Sports Club.
Quenching Dublin’s thirst: society’s quest for healthy water, Liam Doyle. Adm. €3.