Parents
Spouse
Siblings
1901
Apr 25
1920
Age: 18y
| 1920 • The National Football League is established as the American Professional Football Association. |
1923
Oct 20
Age: 22y
|
marriageHarry E Gates 1 Source ⇓ |
| 1923 • Vladimir K. Zworykin files his first patent (in the United States) for "television systems". |
1930
Age: 28y
| 1930 • While studying photographs taken in January, Clyde Tombaugh confirms the existence of Pluto, a Celestial Body considered a planet until redefined as a dwarf planet in 2006. |
1937
Feb 19
Age: 35y
|
birth of childMary Joann Gates Chicago, Cook, Illinois, USA ⇓ 2 Sources ⇓ |
| 1937 • Switzerland begins construction of its Border Line defences. |
1940
Age: 38y
| 1940 • WWII: The Dutch army formally signs a surrender document. |
1972
May 5
Age: 71y
| 1972 • The last draft lottery is held, a watershed event in the wind-down of military conscription in the United States during the Vietnam era. These draft candidates are never called to duty. |