The temperature on August 1, 1909 was between 11.7 °C and 20.7 °C and averaged 15.7 °C. There was 6.0 mm of rain. There was 8.1 hours of sunshine (52%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
April 6 » Robert Peary and Matthew Henson become the first people to reach the North Pole; Peary's claim has been disputed because of failings in his navigational ability.
April 14 » A massacre is organized by the Ottoman Empire against the Armenian population of Cilicia.
August 19 » The first automobile race at the Indianapolis Motor Speedway.
August 28 » A group of mid-level Greek Army officers launches the Goudi coup, seeking wide-ranging reforms.
September 7 » Eugène Lefebvre crashes a new French-built Wright biplane during a test flight at Juvisy, south of Paris, becoming the first aviator in the world to lose his life in a powered heavier-than-air craft.
December 4 » In Canadian football, the First Grey Cup game is played. The University of Toronto Varsity Blues defeat the Toronto Parkdale Canoe Club, 26–6.
Day of marriage May 18, 1927
The temperature on May 18, 1927 was between 2.2 °C and 17.1 °C and averaged 10.0 °C. There was 14.3 hours of sunshine (90%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
April 12 » Shanghai massacre of 1927: Chiang Kai-shek orders the Chinese Communist Party members executed in Shanghai, ending the First United Front.
April 23 » Cardiff City defeat Arsenal in the FA Cup Final, the only time it has been won by a team not based in England.
May 20 » Treaty of Jeddah: The United Kingdom recognizes the sovereignty of King Ibn Saud in the Kingdoms of Hejaz and Nejd, which later merge to become the Kingdom of Saudi Arabia.
July 15 » Massacre of July 15, 1927: Eighty-nine protesters are killed by the Austrian police in Vienna.
August 19 » Patriarch Sergius of Moscow proclaims the declaration of loyalty of the Russian Orthodox Church to the Soviet Union.
November 21 » Columbine Mine massacre: Striking coal miners are allegedly attacked with machine guns by a detachment of state police dressed in civilian clothes.
When copying data from this family tree, please include a reference to the origin: Leo Koster, "Family tree Koster / Coster", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-koster-coster/I23167.php : accessed January 15, 2026), "Dirkje Touw (1909-)".
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