Monday
April 14, 1981 was a Tuesday.
Thursday
April 28, 1981 was a Tuesday.
April 1, 1981 was on a Wednesday.
April 17, 1981 fell on a Friday
April 13, 1981 fell on a Monday.
April 19, 1981 fell on a Sunday.
Friday
It was a Sunday.
Friday.
Tuesday
Sunday