1 May 1959 was a Friday.
Friday
March 1 1959 was a Sunday.
September 1 1959 was on a Tuesday.
April 1 1959 was a Wednesday.
January 1, 1959 was a Thursday.
April 1, 1959 fell on a Wednesday.
Tuesday
It was a Wednesday.
Saturday
September 1st 1959 was a Tuesday.
June 1, 1959 fell on a Monday.
From a perpetual calendar (United States): December 1, 1959 was on a Tuesday.