Wikipedia, 10 years, January 15, 2001

First Beatles performance at the Cavern Club, 50 years, February 21, 1961

MIT, 150 years, Apr 10, 1861

The King James, or Authorised, Version of the Bible, 400 years, May 2, 1611

IBM, 100 years, June 16, 1911

First U.S. television advertisement, 70 years, July 1, 1941

IEEE Computer Society, 65 years, August 7, 1946