It was a Thursday.
May 15, 1961 fell on a Monday.
September 15, 1961 fell on a Friday.
Saturday
15th December 1961 was a Friday.
November 15 1942 was a Sunday.
November 15, 1995, was a Wednesday.
November 15, 1981 was a Sunday.
November 15 2004 was a Monday.
November 15 2000 was a Wednesday.
November 15 2010 was a Monday.
November 15, 2008 was a Saturday.
March 15, 1961, was a Wednesday.