The temperature on September 15, 1911 was between 5.1 °C and 17.6 °C and averaged 11.3 °C. There was 1.9 mm of rain. There was 5.1 hours of sunshine (40%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
February 18 » The first official flight with airmail takes place from Allahabad, United Provinces, British India (now India), when Henri Pequet, a 23-year-old pilot, delivers 6,500 letters to Naini, about 10 kilometres (6.2mi) away.
May 23 » The New York Public Library is dedicated.
May 31 » The President of Mexico Porfirio Díaz flees the country during the Mexican Revolution.
June 16 » IBM founded as the Computing-Tabulating-Recording Company in Endicott, New York.
August 21 » The Mona Lisa is stolen by Vincenzo Peruggia, a Louvre employee.
November 19 » The Doom Bar in Cornwall claimed two ships, Island Maid and Angele, the latter killing the entire crew except the captain.
Day of marriage February 18, 1933
The temperature on February 18, 1933 was between -4.0 °C and 4.0 °C and averaged -0.5 °C. There was 0.3 mm of rain. There was 2.2 hours of sunshine (22%). The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
In The Netherlands , there was from May 26, 1933 to July 31, 1935 the cabinet Colijn II, with Dr. H. Colijn (ARP) as prime minister.
April 1 » The recently elected Nazis under Julius Streicher organize a one-day boycott of all Jewish-owned businesses in Germany, ushering in a series of anti-Semitic acts.
April 3 » First flight over Mount Everest, by the British Houston-Mount Everest Flight Expedition, led by the Marquis of Clydesdale, and funded by Lucy, Lady Houston.
August 24 » The Crescent Limited train derails in Washington, D.C., after the bridge it is crossing is washed out by the 1933 Chesapeake–Potomac hurricane.
August 25 » The Diexi earthquake strikes Mao County, Sichuan, China and kills 9,000 people.
October 19 » Konstantin von Neurath withdraws Germany from the League of Nations.
November 17 » The United States recognizes the Soviet Union.
Day of death January 29, 1958
The temperature on January 29, 1958 was between -0.6 °C and 7.3 °C and averaged 2.5 °C. There was 7.4 hours of sunshine (83%). The almost cloudless was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
June 17 » The Ironworkers Memorial Second Narrows Crossing, in the process of being built to connect Vancouver and North Vancouver (Canada), collapses into the Burrard Inlet killing 18 ironworkers and injuring others.
July 1 » The Canadian Broadcasting Corporation links television broadcasting across Canada via microwave.
October 1 » The National Advisory Committee for Aeronautics is replaced by NASA.
November 28 » First successful flight of SM-65 Atlas; the first operational intercontinental ballistic missile (ICBM), developed by the United States and the first member of the Atlas rocket family.
December 1 » The Our Lady of the Angels School fire in Chicago kills 92 children and three nuns.
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/I166487.php : accessed October 19, 2026), "Wobbe Postma (1911-1958)".
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