The temperature on September 15, 1909 was between 8.6 °C and 13.6 °C and averaged 11.9 °C. There was 0.5 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
February 2 » The Paris Film Congress opens. An attempt by European producers to form an equivalent to the MPCC cartel in the United States.
February 12 » The National Association for the Advancement of Colored People (NAACP) is founded.
April 18 » Joan of Arc is beatified in Rome.
August 30 » Burgess Shale fossils are discovered by Charles Doolittle Walcott.
October 16 » William Howard Taft and Porfirio Díaz hold the first summit between a U.S. and a Mexican president. They narrowly escape assassination.
November 18 » Two United States warships are sent to Nicaragua after 500 revolutionaries (including two Americans) are executed by order of José Santos Zelaya.
Day of marriage August 12, 1937
The temperature on August 12, 1937 was between 12.5 °C and 24.5 °C and averaged 18.6 °C. There was 7.7 hours of sunshine (52%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
January 23 » The trial of the anti-Soviet Trotskyist center sees seventeen mid-level Communists accused of sympathizing with Leon Trotsky and plotting to overthrow Joseph Stalin's regime.
May 6 » Hindenburg disaster: The German zeppelin Hindenburg catches fire and is destroyed within a minute while attempting to dock at Lakehurst, New Jersey. Thirty-six people are killed.
September 5 » Spanish Civil War: Llanes falls to the Nationalists following a one-day siege.
September 22 » Spanish Civil War: Peña Blanca is taken, ending the Battle of El Mazuco.
December 16 » Theodore Cole and Ralph Roe attempt to escape from the American federal prison on Alcatraz Island in San Francisco Bay; neither is ever seen again.
December 29 » The Irish Free State is replaced by a new state called Ireland with the adoption of a new constitution.
Day of death August 10, 1962
The temperature on August 10, 1962 was between 13.2 °C and 19.8 °C and averaged 16.3 °C. There was 3.2 mm of rain during 3.5 hours. There was 1.0 hours of sunshine (7%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I168240.php : accessed February 12, 2026), "Jan de Jong (1909-1962)".
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