1967 started on a Sunday, and was not a leap year, so February 13th was a Monday.
August 13 1967 was on a Sunday.
March 13, 1967 was a Monday.
13 July 1967 was a Thursday.Thursday
February 13, 1968 was a Tuesday.
13 February 1964 was a Thursday.
February 13 1967 was on a Monday.
November 13, 1967, was a Monday.
January 13, 1967 was a Friday.
October 13 1967 was a Friday.
August 13 1967 was on a Sunday.
March 13, 1967 was a Monday.
13 July 1967 was a Thursday.Thursday
13 February 1965 was a Saturday.
13 February 1959 was a Friday!
February 13 1975 was on a Thursday.
February 13 1988 was a Saturday.
February 13 1960 was on a Saturday.