May 25, 1981 was a Monday.
May 18, 1981 was a Monday.
May 23, 1981 was a Saturday.
May 16 1981 was a Saturday.
21st May 1981, was a Thursday.
23rd May 1981, was a Saturday.
May 15, 1981 fell on a Friday.
It was a Wednesday.
It was a Friday.
It was a Tuesday.
The day of the week that May 1, 1977 fell on was a Sunday.
1st May 1983 was a Sunday.