The temperature on February 23, 1889 was about -1.8 °C. There was 0.5 mm of rain. The air pressure was 10 kgf/m2 and came mainly from the north-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 98%. Source: KNMI
January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
January 30 » Archduke Crown Prince Rudolf of Austria, heir to the Austro-Hungarian crown, is found dead with his mistress Baroness Mary Vetsera in the Mayerling.
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 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.
June 26 » Bangui is founded by Albert Dolisie and Alfred Uzac in what was then the upper reaches of the French Congo.
September 28 » The General Conference on Weights and Measures (CGPM) defines the length of a meter.
When copying data from this family tree, please include a reference to the origin: Paul Mennema, "Family tree Mennema", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-mennema/I4546.php : accessed April 27, 2024), "Antje ten Berge (± 1867-????)".
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