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How many working days in year 1912?

Here is the detail of the calculation:

Because 1912 is a leap year, it has 366 days.

Let's remove 52 saturdays and 52 sundays. It remains 262 days.

Now, let's remove 13 public holidays that do not fall during a weekend and we obtain 249 working days in 1912.

Here is the list of these 13 public holidays:

1. New Year's Day : понедельник, январь 1, 1912
2. Martin Luther King Day : понедельник, январь 15, 1912
3. Susan B. Anthony Day : четверг, февраль 15, 1912
4. Memorial Day : понедельник, май 27, 1912
5. Juneteenth National Independence Day : среда, июнь 19, 1912
6. Independence Day : четверг, июль 4, 1912
7. Labor Day : понедельник, сентябрь 2, 1912
8. Columbus Day : понедельник, октябрь 14, 1912
9. Election Day : вторник, ноябрь 5, 1912
10. Thanksgiving : четверг, ноябрь 28, 1912
11. Christmas Eve : вторник, декабрь 24, 1912
12. Christmas : среда, декабрь 25, 1912
13. New Year's Eve : вторник, декабрь 31, 1912