It was a Friday.
May 13 1945 was a Sunday.
November 13 1945 was a Tuesday.
April 13, 1945 was on a Friday.
October 13, 1945 fell on a Saturday.
13 July 1995 was a Thursday.
13 July 1970 was a Monday.
13 July 1989 was a Thursday.
July 13, 1956 was on a Friday.
July 13 1963 was a Saturday.
July 13 1949 was on a Wednesday.
13 July 1957 was a Saturday.
July 13 1947 was on a Sunday.