Large houses in leafy suburbs of Dublin.
Lived in architect-designed homes (newer money but also some old money).
All kids sent to private, fee-paying schools where their fellow students were all being channeled toward medicine, law, and stock brokering (boys). Expectation of becoming leading lights in their professions. Serious pressure to perform academically (boys).
Schools: Clongowes, Belvedere, Loreto Stephen's Green, Mount Anville, Ursulines (various locations), Holy Child Killiney, Alexandra College, Catholic University School, St Louis Monaghan...
Rugby, hockey (no expectations of fantastic feats of athleticism for the girls).
Girls sent to university (some with academic expectations (medicine, library/ archive studies, languages), some for their M.R.S.
Sailing - families had boats, went out often.
Racing - families owned or part owned horses.
Holiday homes in Cork, Kerry or Mayo; long holidays.
Owned private beaches and lots of land around the holiday houses.
Fly fishing in private stretches of remote rivers.
Holidays in the south of France, Cyprus, Morocco (for the more boho).
Skiing in France and Switzerland.
Familiarity with 'exotic' cuisines, knew about wine, bought wine from a merchant, not an off license.
Had studied or worked in the US, in many cases, and taste was influenced by 50s and 60s California (newer money).
Old money - interested in architecture and conservation (swimming against the tide in 60s Dublin).
Lots of antique furniture, Persian rugs, portraits of ancestors, original art collections, old Waterford glass, silver. Biedermeier couches, Ming vases, etc.
Newer money - post-war Scandi style furnishings and more avant garde taste in decor.
Books, books, books, books...
Drove Saabs, Volvo station wagons, Mercedes, Jaguars, MGs, Triumphs, VW convertibles, Peugeot station wagons... Fun cars in general, and they had IRL stickers on the bumpers because they drove on 'the Continent'.
Mixed with certain 'sets' - old boys/ girls networks very strong.
Members of tennis clubs and golf clubs.
Clothes and shoes very sensible, long lasting, and expensive. Older generations never followed fashion, but younger generations born in the 60s and 70s very early adopters of American styles (denim jeans, frisbee-playing, etc).