The temperature on June 2, 1889 was about 29.7 °C. The air pressure was 8 kgf/m2 and came mainly from the south-southeast. The airpressure was 76 cm mercury. The atmospheric humidity was 38%. Source: KNMI
January 8 » Herman Hollerith is issued US patent #395,791 for the 'Art of Applying Statistics' — his punched card calculator.
February 22 » President Grover Cleveland signs a bill admitting North Dakota, South Dakota, Montana and Washington as U.S. states.
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 26 » Bangui is founded by Albert Dolisie and Alfred Uzac in what was then the upper reaches of the French Congo.
November 23 » The first jukebox goes into operation at the Palais Royale Saloon in San Francisco.
Day of marriage April 13, 1912
The temperature on April 13, 1912 was between -2.9 °C and 10.9 °C and averaged 4.4 °C. There was 5.5 hours of sunshine (40%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 8 » The African National Congress is founded, under the name South African Native National Congress (SANNC).
January 11 » Immigrant textile workers in Lawrence, Massachusetts, go on strike when wages are reduced in response to a mandated shortening of the work week.
April 14 » The British passenger liner RMSTitanic hits an iceberg in the North Atlantic at 23:40 (sinks morning of April 15th).
April 15 » The British passenger liner RMSTitanic sinks in the North Atlantic at 2:20a.m., two hours and forty minutes after hitting an iceberg. Only 710 of 2,227 passengers and crew on board survive.
October 7 » The Helsinki Stock Exchange sees its first transaction.
November 7 » The Deutsche Opernhaus (now Deutsche Oper Berlin) opens in the Berlin neighborhood of Charlottenburg, with a production of Beethoven's Fidelio.
When copying data from this family tree, please include a reference to the origin: Maria Weits, "Family tree Deuling", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-deuling/I1127.php : accessed February 15, 2026), "Margareths Martha Witsenboer (1889-1980)".
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