On This Day May 22nd
On This Day in history:
1859- The creator of "Sherlock Holmes" is born.
1882- The US formally recognizes Korea.
1892- Dr. Washington Sheffield invented the toothpaste tube.
1906- The Wright brothers receive a patent for their flying machine.
1967- "Mister Rogers' Neighborhood" premiers on PBS.
1992- Johnny Carson hosts the "Tonight Show" for the last time.
Check out more at on-this-day.com