Thursday
February 20, 1966 was a Sunday.
December 20, 1966 fell on a Tuesday.
March 20, 1966 fell on a Sunday.
It was a Sunday.
It was a Wednesday.
September 20th 1966 was a Tuesday.
20 October 1946 was a Sunday.
20 October 1975 was a Monday.
20 October 1983 was a Thursday.
20 October 1994 was a Thursday.
20 October 1962 was a Saturday.
October 20, 1956 was a Saturday.