The temperature on July 12, 1911 was between 12.2 °C and 22.7 °C and averaged 17.2 °C. There was 8.0 hours of sunshine (49%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
January 3 » A magnitude 7.7 earthquake destroys the city of Almaty in Russian Turkestan.
January 21 » The first Monte Carlo Rally takes place.
June 16 » IBM founded as the Computing-Tabulating-Recording Company in Endicott, New York.
June 28 » The Nakhla meteorite, the first one to suggest signs of aqueous processes on Mars, falls to Earth, landing in Egypt.
November 1 » World's first combat aerial bombing mission takes place in Libya during the Italo-Turkish War. Second Lieutenant Giulio Gavotti of Italy drops several small bombs.
December 24 » Lackawanna Cut-Off railway line opens in New Jersey and Pennsylvania.
Day of marriage June 30, 1935
The temperature on June 30, 1935 was between 12.3 °C and 25.7 °C and averaged 19.2 °C. There was 15.2 hours of sunshine (91%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
January 7 » Benito Mussolini and French Foreign minister Pierre Laval sign the Franco-Italian Agreement.
January 28 » Iceland becomes the first Western country to legalize therapeutic abortion.
May 14 » The Constitution of the Philippines is ratified by a popular vote.
June 11 » Inventor Edwin Armstrong gives the first public demonstration of FM broadcasting in the United States at Alpine, New Jersey.
July 5 » The National Labor Relations Act, which governs labor relations in the United States, is signed into law by President Franklin D. Roosevelt.
July 16 » The world's first parking meter is installed in Oklahoma City, Oklahoma.
Day of death October 11, 1962
The temperature on October 11, 1962 was between 9.2 °C and 12.8 °C and averaged 11.8 °C. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
February 8 » Charonne massacre. Nine trade unionists are killed by French police at the instigation of Nazi collaborator Maurice Papon, then chief of the Paris Prefecture of Police.
February 16 » Flooding in the coastal areas of West Germany kills 315 and destroys the homes of about 60,000 people.
May 24 » Project Mercury: American astronaut Scott Carpenter orbits the Earth three times in the Aurora 7 space capsule.
June 11 » Frank Morris, John Anglin and Clarence Anglin allegedly become the only prisoners to escape from the prison on Alcatraz Island.
December 7 » Prince Rainier III of Monaco revises the principality's constitution, devolving some of his power to advisory and legislative councils.
December 14 » NASA's Mariner 2 becomes the first spacecraft to fly by Venus.
When copying data from this family tree, please include a reference to the origin: Gijsbertus Cornelis (Bert) Severijn, "Family tree Severijn", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-severijn/I14368.php : accessed December 24, 2025), "Clarence Riddu (Ridder) (1911-1962)".
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