The temperature on April 17, 1889 was about 7.1 °C. The air pressure was 3 kgf/m2 and came mainly from the northwest. 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 11 » Meiji Constitution of Japan is adopted.
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 6 » The Eiffel Tower is officially opened to the public at the Universal Exposition in Paris.
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.
Day of marriage September 20, 1915
The temperature on September 20, 1915 was between 2.9 °C and 16.6 °C and averaged 10.4 °C. There was 10.8 hours of sunshine (87%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
January 19 » Georges Claude patents the neon discharge tube for use in advertising.
April 18 » French pilot Roland Garros is shot down and glides to a landing on the German side of the lines during World War I.
June 5 » Denmark amends its constitution to allow women's suffrage.
July 5 » The Liberty Bell leaves Philadelphia by special train on its way to the Panama–Pacific International Exposition. This is the last trip outside Philadelphia that the custodians of the bell intend to permit.
July 16 » At Treasure Island on the Delaware River in the United States, the First Order of the Arrow ceremony takes place and the Order of the Arrow is founded to honor American Boy Scouts who best exemplify the Scout Oath and Law.
July 25 » RFC Captain Lanoe Hawker becomes the first British pursuit aviator to earn the Victoria Cross.
Day of death February 11, 1963
The temperature on February 11, 1963 was between -1.4 °C and 2.1 °C and averaged 0.2 °C. There was 1.3 mm of rain during 4.4 hours. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
June 3 » Soldiers of the South Vietnamese Army attack protesting Buddhists in Huế with liquid chemicals from tear-gas grenades, causing 67 people to be hospitalized for blistering of the skin and respiratory ailments.
August 8 » The Zimbabwe African National Union (ZANU), the current ruling party of Zimbabwe, is formed by a split from the Zimbabwe African People's Union.
October 3 » A violent coup in Honduras begins two decades of military rule.
October 12 » After nearly 23 years of imprisonment, Reverend Walter Ciszek, a Jesuit missionary, was released from the Soviet Union.
December 14 » The dam containing the Baldwin Hills Reservoir bursts, killing five people and damaging hundreds of homes in Los Angeles, California.
December 21 » "Bloody Christmas" begins in Cyprus, ultimately resulting in the displacement of 25,000–30,000 Turkish Cypriots and destruction of more than 100 villages.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I15142.php : accessed February 6, 2026), "Aletta Catharina Dreyer (1889-1963)".
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