How many working days in year 1901?
Here is the detail of the calculation:
Because 1901 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 9 public holidays that do not fall during a weekend and we obtain 252 working days in 1901.
Here is the list of these 9 public holidays:
1. Solenidade da Santa Mãe de Deus : Tuesday, 1 January, 1901
2. Sexta-Feira Santa : Friday, 5 April, 1901
3. Dia da Liberdade : Thursday, 25 April, 1901
4. Dia do Trabalhador : Wednesday, 1 May, 1901
5. Corpo de Deus : Thursday, 6 June, 1901
6. Dia de Portugal : Monday, 10 June, 1901
7. Assunção de Nossa Senhora : Thursday, 15 August, 1901
8. Todos os Santos : Friday, 1 November, 1901
9. Natal : Wednesday, 25 December, 1901
And here are the 4 public holidays falling on a weekend:
1. Páscoa : Sunday, 7 April, 1901
2. Implantação da República : Saturday, 5 October, 1901
3. Restauração da Independência : Sunday, 1 December, 1901
4. Dia da Imaculada Conceição : Sunday, 8 December, 1901