Tuesday
1 January 1980 was a Tuesday.
1 March 1980 was a Saturday.
November 1, 1980 fell on a Saturday.
September 1, 1980 fell on a Monday.
Thursday
It was a Sunday.
Thursday.
April 1 1967 was a Saturday.
April 1 1977 was on a Friday.
April 1 1948 was a Thursday.
April 1 1969 was a Tuesday.
April 1 1959 was a Wednesday.