Dashed left edge = started before January 1852 ·
Dashed right edge = ongoing beyond January 1852
Events in January 1852 2
1809 – 1852Louis Braille (1809-1852)Died 6 January 1852, aged 43Louis Braille, blinded in a childhood accident, had in the 1820s developed a system of raised dots that let blind readers read and write by touch. He died of tuberculosis in Paris; his Braille system was adopted worldwide after his death.
1809 – 1852Louis BrailleInventor of BrailleDeveloped the system of raised dots that allows blind and visually impaired people to read and write.