Jan Mertzig was born on 1970-07-18.
Jan Baránek was born on 1970-07-01.
It was a Friday - according to Windows calendar !
Friday
Thursday
Tuesday
It was a Saturday.
10-29-07 was a Monday.
Jan Laštůvka was born on 1982-07-07.
Jan Hernych was born on 1979-07-07.
July 29 1981 was on a Wednesday.
February 7th 1977 was a Monday.