What day of the week was September 21, 1919?

The day of the week September 21st, 1919 fell on was a Sunday.

Mario Bunge the Argentinian-Canadian physicist and philosopher was born on 21 September in 1919. As was Herman Fowlkes the Jr., American trumpet player and educator (d. 1993) , Fazlur Rahman Malik the Pakistani scholar (d. 1988) .