March 7 » Second Boer War: Boers, led by Koos de la Rey, inflict the biggest defeat upon the British since the beginning of the war, at Tweebosch.
May 17 » Greek archaeologist Valerios Stais discovers the Antikythera mechanism, an ancient mechanical analog computer.
May 31 » Second Boer War: The Treaty of Vereeniging ends the war and ensures British control of South Africa.
August 22 » Cadillac Motor Company is founded.
October 24 » Guatemala's Santa María Volcano begins to erupt, becoming the third-largest eruption of the 20th century.
November 29 » The Pittsburgh Stars defeated the Philadelphia Athletics, 11–0 to win the first championship associated with an American national professional football league.
Day of marriage July 6, 1927
The temperature on July 6, 1927 was between 14.4 °C and 22.8 °C and averaged 18.3 °C. There was 2.2 mm of rain. There was 7.8 hours of sunshine (47%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
April 14 » The first Volvo car premieres in Gothenburg, Sweden.
April 30 » Douglas Fairbanks and Mary Pickford become the first celebrities to leave their footprints in concrete at Grauman's Chinese Theatre in Hollywood.
July 16 » Augusto César Sandino leads a raid on U.S. Marines and Nicaraguan Guardia Nacional that had been sent to apprehend him in the village of Ocotal, but is repulsed by one of the first dive-bombing attacks in history.
July 24 » The Menin Gate war memorial is unveiled at Ypres.
September 30 » Babe Ruth becomes the first baseball player to hit 60 home runs in a season.
December 2 » Following 19 years of Ford Model T production, the Ford Motor Company unveils the Ford Model A as its new automobile.
Day of death April 30, 1969
The temperature on April 30, 1969 was between -0.2 °C and 13.6 °C and averaged 7.8 °C. There was 0.1 mm of rain. There was 9.8 hours of sunshine (66%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
January 14 » USS Enterprise fire: An accidental explosion aboard the USSEnterprise near Hawaii kills 28 people.
March 13 » Apollo 9 returns safely to Earth after testing the Lunar Module.
March 19 » The 385-metre-tall (1,263ft) TV-mast at Emley Moor transmitting station, United Kingdom, collapses due to ice build-up.
September 1 » A coup in Libya brings Muammar Gaddafi to power.
November 17 » Cold War: Negotiators from the Soviet Union and the United States meet in Helsinki, Finland to begin SALT I negotiations aimed at limiting the number of strategic weapons on both sides.
December 24 » Nigerian troops capture Umuahia, the Biafran capital.
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/I102695.php : accessed October 22, 2026), "Petronella "Nellie" van der Heide (1902-1969)".
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