September 23rd 1964 was a Wednesday.
October 23, 1964 was a Friday.
July 23, 1964 fell on a Thursday.
February 23, 1964 was a Sunday.
23 September 1928 was a Sunday.
23 September 1908 was a Wednesday.
23 September 1936 was a Wednesday.
September 23 1946 was a Monday.
September 23 1940 was a Monday.
September 23 1943 was a Thursday.
September 23 1945 was a Sunday.
September 23, 1955 was a Friday.
September 23 1974 was a Monday.