The temperature on December 6, 1889 was about -1.8 °C. The air pressure was 4 kgf/m2 and came mainly from the east-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 84%. Source: KNMI
April 22 » At noon, thousands rush to claim land in the Land Rush of 1889. Within hours the cities of Oklahoma City and Guthrie are formed with populations of at least 10,000.
May 31 » Johnstown Flood: Over 2,200 people die after a dam fails and sends a 60-foot (18-meter) wall of water over the town of Johnstown, Pennsylvania.
June 6 » The Great Seattle Fire destroys all of downtown Seattle.
September 28 » The General Conference on Weights and Measures (CGPM) defines the length of a meter.
October 24 » Henry Parkes delivers the Tenterfield Oration, effectively starting the federation process in Australia.
November 8 » Montana is admitted as the 41st U.S. state.
Day of marriage May 21, 1910
The temperature on May 21, 1910 was between 12.8 °C and 26.9 °C and averaged 19.9 °C. There was 10.7 hours of sunshine (67%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
April 12 » SMSZrínyi, one of the last pre-dreadnought battleships built by the Austro-Hungarian Navy, is launched.
May 4 » The Royal Canadian Navy is created.
June 19 » The first Father's Day is celebrated in Spokane, Washington.
October 6 » Eleftherios Venizelos is elected prime minister of Greece for the first of seven times.
October 14 » English aviator Claude Grahame-White lands his aircraft on Executive Avenue near the White House in Washington, D.C.
October 20 » The hull of the RMSOlympic, sister-ship to the ill-fated RMS Titanic, is launched from the Harland and Wolff shipyard in Belfast.
Day of death October 10, 1969
The temperature on October 10, 1969 was between 5.9 °C and 20.3 °C and averaged 12.7 °C. There was 0.1 mm of rain. There was 8.3 hours of sunshine (75%). The average windspeed was 1 Bft (weak wind) and was prevailing from the east-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.
April 17 » Sirhan Sirhan is convicted of assassinating Robert F. Kennedy.
May 16 » Venera program: Venera 5, a Soviet space probe, lands on Venus.
May 26 » Apollo program: Apollo 10 returns to Earth after a successful eight-day test of all the components needed for the forthcoming first manned moon landing.
August 15 » The Woodstock Music & Art Fair opens in upstate New York, featuring some of the top rock musicians of the era.
September 26 » Abbey Road, the last recorded album by The Beatles, is released.
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/I110401.php : accessed October 5, 2026), "Dieuwerke Hovinga (1889-1969)".
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