Happy 175th Birthday, Toronto!

1834 - York, Upper Canada is incorporated as Toronto.

1853 - The Giuseppe Verdi opera La Traviata receives its première performance in Venice.
1869 - Dmitri Mendeleev presents the first periodic table to the Russian Chemical Society.
1899 - Bayer registers aspirin as a trademark.
1992 - The Michelangelo computer virus begins to affect computers.

Michelangelo di Lodovico Buonarroti Simoni (March 6, 1475 – February 18, 1564)
Hector Savinien de Cyrano de Bergerac (6 March 1619 – 28 July 1655)
Oscar Nathan Straus (6 March 1870 – 11 January 1954)
Leroy Gordon Cooper, Jr., also noted as Gordo Cooper, (March 6, 1927 – October 4, 2004)
Valentina Vladimirovna Tereshkova ( born 6 March 1937)