Thursday
August 17 1964 was a Monday.
17 April 1964 was a Friday.
September 17, 1964 was a Thursday.
November 17, 1964 was on a Tuesday.
January 17, 1964 fell on a Friday.
December 17 1949 was on a Saturday.
December 17 1775 was a Sunday.
December 17 1943 was a Friday.
December 17, 2007 was a Monday.
December 17 2010 was a Friday.
December 17, 1966 was a Saturday.
Tuesday :)