Historical Events
- Halina Konopacka of Poland hurls discus world record 39.62m to win first gold medal in women's Olympic athletics at the Amsterdam Games; American Lillian Copeland and Ruth Sveberg of Sweden take minor medals
- In the first women’s Olympic track event, American sprinter Elizabeth Robinson equals her own world record 12.2s to win 100m gold medal in Amsterdam; Canadians Fanny Rosenfeld & Ethel Smith dead-heat (12.3s)
Famous Birthdays
- Bill Frenzel, American politician (Rep-R-MN, 1971-91), born in St Paul, Minnesota (d. 2014)
About July 31, 1928
Day of the Week: Tuesday
How Long Ago? 94 years, 10 months and 10 days
Leap Year: Yes
Generation: Silent Generation
Chinese Zodiac: Dragon
Star Sign: Leo