February 11 » Anton Bruckner's 9th Symphony receives its first performance in Vienna, Austria.
February 23 » Cuba leases Guantánamo Bay to the United States "in perpetuity".
June 11 » A group of Serbian officers stormed the royal palace and assassinated King Alexander Obrenović and his wife, Queen Draga.
June 16 » Roald Amundsen leaves Oslo, Norway, to commence the first east–west navigation of the Northwest Passage.
July 20 » The Ford Motor Company ships its first automobile.
October 13 » The Boston Red Sox win the first modern World Series, defeating the Pittsburgh Pirates in the eighth game.
Day of marriage June 12, 1930
The temperature on June 12, 1930 was between 10.8 °C and 26.1 °C and averaged 18.6 °C. There was 0.2 mm of rain during 0.3 hours. There was 1.9 hours of sunshine (11%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. 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.
February 3 » Communist Party of Vietnam is founded at a "Unification Conference" held in Kowloon, British Hong Kong.
February 18 » Elm Farm Ollie becomes the first cow to fly in a fixed-wing aircraft and also the first cow to be milked in an aircraft.
February 18 » While studying photographs taken in January, Clyde Tombaugh discovers Pluto.
May 7 » The 7.1 Mw Salmas earthquake shakes northwestern Iran and southeastern Turkey with a maximum Mercalli intensity of IX (Violent). Up to three-thousand people were killed.
September 6 » Democratically elected Argentine president Hipólito Yrigoyen is deposed in a military coup.
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/I80007.php : accessed October 6, 2026), "Lammert Hillebrand Bos (1903-)".
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