February 13th 1963 was a Wednesday
July 13 1963 was a Saturday.
May 13, 1963 was a Monday.
December 13, 1963 was a Friday.
May 13, 1963 fell on a Monday.
March 13, 1963 fell on a Wednesday.
13 February 1965 was a Saturday.
13 February 1959 was a Friday!
February 13 1975 was on a Thursday.
February 13 1960 was on a Saturday.
February 13 1988 was a Saturday.
February 13 1951 was a Tuesday.
13 February 1947 was a Thursday.