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How many working days in year 1905?

Here is the detail of the calculation:

Because 1905 is not a leap year, it has 365 days.

Let's remove 52 saturdays and 53 sundays. It remains 260 days.

Now, let's remove 9 public holidays that do not fall during a weekend and we obtain 251 working days in 1905.

Here is the list of these 9 public holidays:

1. Terça-feira de Carnaval : вторник, 7 март, 1905
2. Sexta Feira Santa ou Paixão de Cristo : пятница, 21 апрель, 1905
3. Dia do Trabalho : понедельник, 1 май, 1905
4. Corpus Christi : четверг, 22 июнь, 1905
5. Independência do Brasil : четверг, 7 сентябрь, 1905
6. Nossa Senhora Aparecida : четверг, 12 октябрь, 1905
7. Finados : четверг, 2 ноябрь, 1905
8. Proclamação da República Brasileira : среда, 15 ноябрь, 1905
9. Natal : понедельник, 25 декабрь, 1905

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

1. Confraternização Universal : воскресенье, 1 январь, 1905
2. Independência da Bahia : воскресенье, 2 июль, 1905