Events
Birthdays
- Virgil Finlay [1914]
American illustrator - Walter H. Schottky [1886]
German physicist known for semiconductor research - Birt Acres [1854]
Inventor of 'Birtac' and a pioneer of film - Étienne-Louis Malus [1775]
Discoverer of polarisation of light
Death Anniversaries
- Sally Ride [2012]
First American woman in space - Robert Ettinger [2011]
Father of Cryonics - Valdemar Poulsen [1942]
Radio technology researcher who created the Poulsen arc transmitter - William Ramsay [1916]
Nobel laureate who discovered several nobel gases - Isaac Singer [1875]
One of the inventor of the sewing machine