April 21, 1972, was a Friday.
April 21 1978 was a Wednesday.
April 21, 1998 fell on a Tuesday.
Sunday
21 December 1989 was a Thursday.
June 21 2000 was a Wednesday.
August 21 1972 was a Monday.
September 21, 1972 was on a Thursday
21 April 2010 will be a Wednesday.
April 21 2068 will be on a Saturday
April 21 1946 was a Sunday.
21 April 2029 will be a Saturday.
April 21 1978 was a Wednesday.
April 21 1954 was a Wednesday.
April 21 1980 was a Monday.
April 21 1991 was a Sunday.
April 21, 1993, was a Wednesday.
April 21 2010 was a Wednesday.