Under the leadership of Hale, Noyes and Millikan (aided by the booming economy of Southern California), Caltech grew to national prominence in the 1920s and concentrated on the development of Roosevelt's "Hundredth Man."
Ngaphansi kokuhola Hale, Noyes futhi Millikan (Ngosizo lomoya umnotho iyachuma of Southern California), Caltech idlondlobala kazwelonke 1920 futhi wagxila ekuthuthukiseni Roosevelt sika "Hundredth Man."