The temperature on March 14, 1889 was about 3.7 °C. The air pressure was 6 kgf/m2 and came mainly from the northwest. The airpressure was 77 cm mercury. The atmospheric humidity was 100%. Source: KNMI
January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
February 11 » Meiji Constitution of Japan is adopted.
June 3 » The first long-distance electric power transmission line in the United States is completed, running 14 miles (23km) between a generator at Willamette Falls and downtown Portland, Oregon.
July 8 » The first issue of The Wall Street Journal is published.
August 13 » William Gray of Hartford, Connecticut is granted United States Patent Number 408,709 for "Coin-controlled apparatus for telephones."
November 11 » The State of Washington is admitted as the 42nd state of the United States.
Day of marriage May 31, 1912
The temperature on May 31, 1912 was between 6.0 °C and 21.8 °C and averaged 14.1 °C. There was 11.8 hours of sunshine (72%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
January 4 » The Scout Association is incorporated throughout the British Empire by royal charter.
January 8 » The African National Congress is founded, under the name South African Native National Congress (SANNC).
May 13 » The Royal Flying Corps, the forerunner of the Royal Air Force, is established in the United Kingdom.
October 14 » Former president Theodore Roosevelt is shot and mildly wounded by John Flammang Schrank. With the fresh wound in his chest, and the bullet still within it, Roosevelt delivers his scheduled speech.
October 26 » First Balkan War: The Ottomans lose the cities of Thessaloniki and Skopje.
Day of death March 6, 1969
The temperature on March 6, 1969 was between -3.8 °C and 8.4 °C and averaged 1.4 °C. There was 9.4 hours of sunshine (84%). The almost cloudless was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
January 19 » Student Jan Palach dies after setting himself on fire three days earlier in Prague's Wenceslas Square to protest about the invasion of Czechoslovakia by the Soviet Union in 1968. His funeral turns into another major protest.
March 10 » In Memphis, Tennessee, James Earl Ray pleads guilty to assassinating Martin Luther King, Jr. He later unsuccessfully attempts to recant.
April 7 » The Internet's symbolic birth date: Publication of RFC 1.
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.
May 16 » Venera program: Venera 5, a Soviet space probe, lands on Venus.
July 20 » A cease fire is announced between Honduras and El Salvador, six days after the beginning of the "Football War".
When copying data from this family tree, please include a reference to the origin: A.M. (Ton) Kerkhof, "Family tree Kerkhof", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kerkhof/I1881.php : accessed May 27, 2024), "Hendrika Jacoba Delfgou (1889-1969)".
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