What day of the week was August 23, 1923?

The day of the week August 23rd, 1923 fell on was a Thursday.

Edgar F. Codd the English-American computer scientist (d. 2003) was born on 23 August in 1923.

Captain Lowell Smith and Lieutenant John P. Richter performed the first mid-air refueling on De Havilland DH-4B the setting an endurance flight record of 37 hours.