The temperature on February 3, 1889 was about 5.0 °C. The air pressure was 26 kgf/m2 and came mainly from the southwest. The airpressure was 74 cm mercury. The atmospheric humidity was 69%. Source: KNMI
January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
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 2 » Menelik II, Emperor of Ethiopia, signs the Treaty of Wuchale, giving Italy control over Eritrea.
May 11 » An attack upon a U.S. Army paymaster and escort results in the theft of over $28,000 and the award of two Medals of Honor.
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.
July 8 » The first issue of The Wall Street Journal is published.
Day of death September 19, 1971
The temperature on September 19, 1971 was between 3.0 °C and 20.6 °C and averaged 11.1 °C. There was -0.1 mm of rain. There was 4.1 hours of sunshine (33%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
January 22 » The Singapore Declaration, one of the two most important documents to the uncodified constitution of the Commonwealth of Nations, is issued.
April 19 » Sierra Leone becomes a republic, and Siaka Stevens the president.
May 13 » Over 900 unarmed Bengali Hindus are murdered in the Demra massacre.
July 31 » Apollo program: Apollo 15 astronauts become the first to ride in a lunar rover.
October 28 » Prospero becomes the only British satellite to be launched by a British rocket.
December 1 » Cambodian Civil War: Khmer Rouge rebels intensify assaults on Cambodian government positions, forcing their retreat from Kompong Thmar and nearby Ba Ray.
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/I184757.php : accessed October 24, 2026), "Trijntje Dethmers (1889-1971)".
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