- Bank of Italy becomes Bank of America
- First vehicular tunnel to a foreign country (Detroit-Windsor) opens
Getúlio Dornelles Vargas became Head of the Provisional Government in Brazil after a bloodless coup on October 24.
- D. James Kennedy, American theologian (d. 2007)
- Philip M Crane, (Rep-R-IL, 1969- )
- William H Dana, pilot (X-15)
Alfred Wegener, German polar researcher and meteorologist (continental shift), dies while on an expedition to Greenland (date is approximate)