1872
Jan 22
| 1872 • George Westinghouse receives a United States patent for the "failsafe" automatic railway air brake. |
1910
Mar 31
Age: 38y
|
birth of childMadeline Ella Ford Lawson, Missouri, USA ⇓ 1 Source ⇓ |
1910
Mar 31
Age: 38y
|
|
birth of childMadeline Ella Ford Lawson, Missouri, USA ⇓ 1 Source ⇓ |
| 1910 • The earth passes through the tail of Comet Halley. |
1947
Mar 6
Age: 75y
| 1947 • The lowest air temperature in North America (-63 degrees Celsius) is recorded in Snag in the Yukon Territory. |