Earth-like calcium-rich deposits were found on Mars by NASA’s Curiosity Rover.
Source
Thomas Edison's first overhead electric lighting system began service in Roselle, New Jersey.
The construction for the San Agustin Church in Manila was officially completed.
The popular board game Scrabble went on sale in the UK.
The Beatles song 'Helter Skelter' was played in court as evidence for Charles Manson's trial.
The state of Georgia seceded from the United States of America.
