Friday.
It was a Wednesday.
July 13 1966 was a Wednesday.
May 13 1969 was on a Tuesday.
May 13, 1956 fell on a Sunday.
May 13, 1968 fell on a Monday.
November 13 1966 was a Sunday.
October 13, 1966 fell on a Thursday.
September 13, 1966 fell on a Tuesday.
It was a Wednesday.
July 13 1966 was a Wednesday.
Sunday
Monday
August 13th 1966 was a Saturday.
January 13th, 1966 fell on a Thursday.
13 May 1962 was a Sunday.
May 13 1945 was a Sunday.
May 13, 1898 was a Friday.