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How many working days in year 1923?

Here is the detail of the calculation:

Because 1923 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 14 public holidays that do not fall during a weekend and we obtain 247 working days in 1923.

Here is the list of these 14 public holidays:

1. New Year's Day : понедельник, 1 январь, 1923
2. Seollal / Korean New Year Holiday : четверг, 15 февраль, 1923
3. Seollal / Korean New Year Holiday : пятница, 16 февраль, 1923
4. Independence Movement Day : четверг, 1 март, 1923
5. Children's Day : понедельник, 7 май, 1923
6. Buddha's Birthday : среда, 23 май, 1923
7. Memorial Day : среда, 6 июнь, 1923
8. Liberation Day : среда, 15 август, 1923
9. Chuseok / Midautumn Festival : понедельник, 24 сентябрь, 1923
10. Chuseok / Midautumn Festival : вторник, 25 сентябрь, 1923
11. Chuseok / Midautumn Festival : среда, 26 сентябрь, 1923
12. National Foundation Day : среда, 3 октябрь, 1923
13. Hangeul Day : вторник, 9 октябрь, 1923
14. Christmas Day : вторник, 25 декабрь, 1923

And here are the 2 public holidays falling on a weekend:

1. Seollal / Korean New Year Holiday : суббота, 17 февраль, 1923
2. Children's Day : суббота, 5 май, 1923