The temperature on June 10, 1889 was about 14.9 °C. There was 28 mm of rain. The air pressure was 6 kgf/m2 and came mainly from the east-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 91%. Source: KNMI
January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
February 9 » US president Grover Cleveland signs a bill elevating the United States Department of Agriculture to a Cabinet-level agency.
March 23 » The Ahmadiyya Muslim Community is established by Mirza Ghulam Ahmad in Qadian, British India.
June 6 » The Great Seattle Fire destroys all of downtown Seattle.
July 11 » Tijuana, Mexico, is founded.
September 23 » Nintendo Koppai (Later Nintendo Company, Limited) is founded by Fusajiro Yamauchi to produce and market the playing card game Hanafuda.
Day of marriage February 13, 1936
The temperature on February 13, 1936 was between -4.4 °C and 4.0 °C and averaged 0.9 °C. The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
January 8 » Kashf-e hijab decree is made and immediately enforced by Reza Shah, Iran's head of state, banning the wearing of Islamic veils in public.
February 29 » February 26 Incident in Tokyo ends.
March 1 » The Hoover Dam is completed.
July 20 » The Montreux Convention is signed in Switzerland, authorizing Turkey to fortify the Dardanelles and Bosphorus but guaranteeing free passage to ships of all nations in peacetime.
August 19 » The Great Purge of the Soviet Union begins when the first of the Moscow Trials is convened.
November 2 » The British Broadcasting Corporation initiates the BBC Television Service, the world's first regular, "high-definition" (then defined as at least 200 lines) service. Renamed BBC1 in 1964, the channel still runs to this day.
Day of death July 19, 1969
The temperature on July 19, 1969 was between 8.6 °C and 23.9 °C and averaged 17.8 °C. There was 0.1 mm of rain during 0.1 hours. There was 8.6 hours of sunshine (53%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
March 10 » In Memphis, Tennessee, James Earl Ray pleads guilty to assassinating Martin Luther King, Jr. He later unsuccessfully attempts to recant.
May 15 » People's Park: California Governor Ronald Reagan has an impromptu student park owned by the University of California at Berkeley fenced off from student anti-war protestors, sparking a riot.
October 1 » Concorde breaks the sound barrier for the first time.
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.
November 20 » Occupation of Alcatraz: Native American activists seize control of Alcatraz Island until being ousted by the U.S. Government on June 11, 1971.
December 4 » Black Panther Party members Fred Hampton and Mark Clark are shot and killed during a raid by 14 Chicago police officers.
When copying data from this family tree, please include a reference to the origin: Gert Jonker, "Family tree Jonker", database, Genealogy Online (https://www.genealogieonline.nl/jonker_stamboom/I8619.php : accessed February 4, 2026), "Gerrit van der Kooi (1889-1969)".
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