The temperature on October 17, 1921 was between 0.8 °C and 19.7 °C and averaged 9.7 °C. There was 8.7 hours of sunshine (82%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 12 » Bolsheviks launch a revolt in Georgia as a preliminary to the Red Army invasion of Georgia.
March 1 » The Australian cricket team captained by Warwick Armstrong becomes the first team to complete a whitewash of The Ashes, something that would not be repeated for 86 years.
March 21 » The New Economic Policy is implemented by the Bolshevik Party in response to the economic failure as a result of war communism.
April 11 » Emir Abdullah establishes the first centralised government in the newly created British protectorate of Transjordan.
September 11 » Nahalal, the first moshav in Palestine, is settled as part of a Zionist plan of creating a Jewish state, later to be Israel.
October 8 » KDKA in Pittsburgh's Forbes Field conducts the first live broadcast of a football game.
Day of marriage April 11, 1942
The temperature on April 11, 1942 was between 4.3 °C and 15.7 °C and averaged 9.7 °C. There was 11.9 hours of sunshine (88%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 12 » World War II: United States President Franklin D. Roosevelt creates the National War Labor Board.
January 23 » World War II: The Battle of Rabaul commences Japan's invasion of Australia's Territory of New Guinea.
February 19 » World War II: Nearly 250 Japanese warplanes attack the northern Australian city of Darwin, killing 243 people.
March 1 » World War II: Japanese forces land on Java, the main island of the Dutch East Indies, at Merak and Banten Bay (Banten), Eretan Wetan (Indramayu) and Kragan (Rembang).
April 8 » World War II: The Japanese take Bataan in the Philippines.
August 11 » Actress Hedy Lamarr and composer George Antheil receive a patent for a Frequency-hopping spread spectrum communication system that later became the basis for modern technologies in wireless telephones and Wi-Fi.
Day of death September 1, 1967
The temperature on September 1, 1967 was between 14.3 °C and 17.0 °C and averaged 15.5 °C. There was 16.9 mm of rain during 9.4 hours. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
January 29 » The "ultimate high" of the hippie era, the Mantra-Rock Dance, takes place in San Francisco and features Janis Joplin, Grateful Dead, and Allen Ginsberg.
March 9 » Trans World Airlines Flight 553 crashes in a field in Concord Township, Ohio following a mid-air collision with a Beechcraft Baron, killing 26 people.
June 10 » The Six-Day War ends: Israel and Syria agree to a cease-fire.
November 28 » The first pulsar (PSR B1919+21, in the constellation of Vulpecula) is discovered by two astronomers Jocelyn Bell Burnell and Antony Hewish.
December 6 » Adrian Kantrowitz performs the first human heart transplant in the United States.
December 21 » Louis Washkansky, the first man to undergo a human-to-human heart transplant, dies in Cape Town, South Africa, having lived for 18 days after the transplant.
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/I145049.php : accessed October 21, 2026), "Hendrikje Koster (1921-1967)".
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