4th December 1956: The Million Dollar Quartet of Elvis Presley, Jerry Lee Lewis, Carl Perkins, and Johnny Cash held an impromptu jam session at Sun Record Studios

Studio engineer Jack Clement, who had discovered Jerry Lee Lewis, was in the control booth and decided to record the session which was the only time that these pop music pioneers would ever record together.

19th November 1863: Abraham Lincoln delivers the Gettysburg Address at the dedication of the Soldiers’ National Cemetery in Pennsylvania

Opening with the famous line ‘Four score and seven years ago,’ Lincoln made the 2-minute speech to an assembled crowd of approximately 15,000 people including six separate state governors.