September 13, 1985 was a Friday.
December 13 1985 was on a Friday.
April 13 1985 was on a Saturday.
December 13 1985 was on a Friday.
August 13 1985 was on a Tuesday.
June 13 1985 was a Thursday.
February 13, 1985 was a Wednesday.
December 13 1985 was a Friday.
October 13, 1985 was on a Sunday.
13 September 1957 was a Friday.
September 13 1958 was on a Saturday.
September 13 1959 was on a Sunday.
September 13 1980 was a Saturday.