September 13 1959 was on a Sunday.
13 February 1959 was a Friday!
April 13 1959 fell on a Monday.
January 13, 1959 fell on a Tuesday.
June 13, 1959 fell on a Saturday.
Friday.
Sunday
Friday
Wednesday
It was a Thursday.
October 13th 1959 was a Tuesday.
April, 13th, 1959, was a Monday.
13 September 1957 was a Friday.