it was a Thursday
August 20 1964 was a Thursday.
what day of the week was august 20, 1955?
March 20 1964 was a Friday.
June 20, 1964 was a Saturday.
November 20, 1964 was on a Friday.
September 20, 1964 fell on a Sunday.
January 20, 1964 fell on a Monday.
20 August 1978 was a Sunday.
20 August 1970 was a Thursday.
August 20 1947 was a Wednesday.
August 20 1979 was a Monday.
August 20 2010 was a Friday.