The question needs to be more precise
January 30th, 1966 fell on a Sunday. The following year, it fell on a Monday.
Sunday Morning - 1966 was released on: USA: 1966
March 6, 1966 was a Sunday.
August 28 1966 was a Sunday.
May 8 1966 was on a Sunday.
April 10, 1966 fell on a Sunday.April 10 1966 was on a Sunday.
March 20, 1966 fell on a Sunday.
February 6, 1966 fell on a Sunday.
November 27th 1966 was a Sunday.
November 13 1966 was a Sunday.
April 3rd, 1966 was on a Sunday.
March 13, 1966 fell on a Sunday.