February 7 » A Chinese immigrant in San Francisco falls ill to bubonic plague in the first plague epidemic in the continental United States.
February 27 » Second Boer War: In South Africa, British military leaders receive an unconditional notice of surrender from Boer General Piet Cronjé at the Battle of Paardeberg.
March 7 » The German liner SSKaiser Wilhelm der Grosse becomes the first ship to send wireless signals to shore.
May 23 » American Civil War: Sergeant William Harvey Carney is awarded the Medal of Honor for his heroism in the Assault on the Battery Wagner in 1863.
June 17 » Boxer Rebellion: Western Allied and Japanese forces capture the Taku Forts in Tianjin, China.
December 14 » Quantum mechanics: Max Planck presents a theoretical derivation of his black-body radiation law.
Day of marriage April 19, 1930
The temperature on April 19, 1930 was between 0.3 °C and 10.1 °C and averaged 5.1 °C. There was 3.7 hours of sunshine (26%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. 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.
February 3 » Communist Party of Vietnam is founded at a "Unification Conference" held in Kowloon, British Hong Kong.
May 27 » The 1,046 feet (319m) Chrysler Building in New York City, the tallest man-made structure at the time, opens to the public.
June 17 » U.S. President Herbert Hoover signs the Smoot–Hawley Tariff Act into law.
August 16 » The first British Empire Games were opened in Hamilton, Ontario by the Governor General of Canada, the Viscount Willingdon.
September 27 » Bobby Jones wins the (pre-Masters) Grand Slam of golf.
November 11 » Patent number US1781541 is awarded to Albert Einstein and Leó Szilárd for their invention, the Einstein refrigerator.
Day of death May 4, 1962
The temperature on May 4, 1962 was between 4.6 °C and 10.7 °C and averaged 7.8 °C. The almost completely overcast was. The average windspeed was 1 Bft (weak wind) and was prevailing from the north. Source: KNMI
July 5 » The official independence of Algeria is proclaimed after an 8-year-long war with France.
August 27 » The Mariner 2 unmanned space mission is launched to Venus by NASA.
September 6 » The United States government begins the Exercise Spade Fork nuclear readiness drill.
October 14 » The Cuban Missile Crisis begins when an American reconnaissance aircraft takes photographs of Soviet ballistic missiles being installed in Cuba.
October 16 » Cuban missile crisis begins: Kennedy is informed of photos taken on October 14 by a U-2 showing nuclear missiles (the crisis will last for 13 days starting from this point).
November 7 » Eleanor Roosevelt, wife and First Lady of the 32nd president of the United States Franklin D. Roosevelt, dies in her bed at her home in New York City.
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/I102729.php : accessed October 6, 2026), "Jakob Visser (1900-1962)".
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