March 13 » British forces occupy Bloemfontein, Orange Free State, during the Second Boer War.
April 5 » Archaeologists in Knossos, Crete, discover a large cache of clay tablets with hieroglyphic writing in a script they call Linear B.
April 14 » The Exposition Universelle begins.
May 26 » Thousand Days' War: The Colombian Conservative Party turns the tide of war in their favor with victory against the Colombian Liberal Party in the Battle of Palonegro.
October 19 » Max Planck discovers Planck's law of black-body radiation.
December 19 » Hopetoun Blunder: The first Governor-General of Australia John Hope, 7th Earl of Hopetoun, appoints Sir William Lyne premier of the new state of New South Wales, but he is unable to persuade other colonial politicians to join his government and is forced to resign.
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.
January 30 » The Politburo of the Soviet Union orders the extermination of the Kulaks.
January 31 » 3M begins marketing Scotch Tape.
April 2 » After the mysterious death of Empress Zewditu, Haile Selassie is proclaimed emperor of Ethiopia.
June 21 » One-year conscription comes into force in France.
September 27 » Bobby Jones wins the (pre-Masters) Grand Slam of golf.
October 5 » British airship R101 crashes in France en route to India on its maiden voyage.
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
February 7 » The United States bans all Cuban imports and exports.
July 1 » Independence of Rwanda and Burundi.
July 6 » As a part of Operation Plowshare, the Sedan nuclear test takes place.
July 6 » The Late Late Show, the world's longest-running chat show by the same broadcaster, airs on RTÉ One for the first time.
August 30 » Japan conducts a test of the NAMC YS-11, its first aircraft since World War II and its only successful commercial aircraft from before or after the war.
October 8 » Der Spiegel publishes an article disclosing the sorry state of the Bundeswehr, and is soon accused of treason.
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 4, 2026), "Jakob Visser (1900-1962)".
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