That day was a Monday.
23 January 1963 was a Wednesday.
November 23, 1963 was a Saturday.
April 23, 1963 was a Tuesday.
June 23, 1963 fell on a Sunday.
Friday
Wednesday
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.