For St Patrick's Day. I can't see an end time, butit's usually 11:59p.m. Mountain Time, which I think is 6:59a.m. GMT on Wednesday.
IntroductionSearch FormAll Irish CollectionsSome of this may be free on MyHeritage or elsewhere at all times, so check before spending too much time on a particular set.
You need an account (free). No payment details are taken on registration. You don't have to sign up for their other St Patrick's day special offer, or anything else.
As always with free periods, save anything you find on your own device, as you'll need a sub to see it after the offer closes.