It was a Monday.
12 September 1998 was a Saturday.
May 12, 1998 was a Tuesday.
12 October 1993 was a Tuesday.
October 12 1970 was on a Monday.
12 October 2010 is a Tuesday.
October 12 1942 was on a Monday.
October 12, 1948 was a Tuesday.
October 12 1984 was a Friday.
October 12, 1987, was a Monday.
October 12, 1955 was a Wednesday.
October 12, 2011 was on a Wednesday.
October 12, 1965, was on a Tuesday.