21 September 1977 was a Wednesday.
Wednesday
May 21, 1977 fell on a Saturday.
The day of the week for September 21, 1978 was a Thursday.
21 September 2003 was a Sunday.
21 September 1982 was a Tuesday.
21 September 1943 was a Tuesday.
21 September 1970 was a Monday.
September 21 1965 was on a Tuesday.
21 September 1971 was a Tuesday.
September 21 1969 was on a Sunday.
September 21 2010 was a Tuesday.
September 21, 1980, was a Sunday.