From Newsletter 74, Blog post dated February 28, 2013

Some of the events below would give the answer away, so if you haven’t already guessed then consider these additional clues:

  • Over 200,000 civil rights protesters marched on Washington DC and heard Martin Luther King give his famous “I have a Dream” speech.
  • The Great Train Robbery took place in the UK.
  • John F Kennedy and Lee Harvey Oswald were both assassinated.

Now you know:  The vintage year was 1963.