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How many working days in year 1974?

Here is the detail of the calculation:

Because 1974 is not a leap year, it has 365 days.

Let's remove 52 saturdays and 52 sundays. It remains 261 days.

Now, let's remove 11 public holidays that do not fall during a weekend and we obtain 250 working days in 1974.

Here is the list of these 11 public holidays:

1. New Year's Day : вторник, 1 январь, 1974
2. Easter Monday : понедельник, 15 апрель, 1974
3. Labour Day : среда, 1 май, 1974
4. National Day : четверг, 30 май, 1974
5. Corpus Christi : четверг, 13 июнь, 1974
6. Victory and Homeland Thanksgiving Day : понедельник, 5 август, 1974
7. Assumption Day : четверг, 15 август, 1974
8. All Saints' Day : пятница, 1 ноябрь, 1974
9. Remembrance Day : понедельник, 18 ноябрь, 1974
10. Christmas Day : среда, 25 декабрь, 1974
11. St. Stephen's Day : четверг, 26 декабрь, 1974

And here are the 3 public holidays falling on a weekend:

1. Epiphany : воскресенье, 6 январь, 1974
2. Easter : воскресенье, 14 апрель, 1974
3. Anti-Fascist Struggle Day : суббота, 22 июнь, 1974