September 20, 1978 fell on a Wednesday.
Wednesday
20 August 1978 was a Sunday.
January 20, 1978 was a Friday.
January 20 1978 was a Friday.
April 20, 1978 fell on a Thursday.
June 20, 1978, was a Tuesday.
November 20, 1978 fell on a Monday.
Friday
Friday
20 September 1999 was a Monday.
September 20 1951 was a Thursday.
September 20 1952 was a Saturday.