The temperature on May 20, 1889 was about 15.1 °C. The air pressure was 2 kgf/m2 and came mainly from the northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 83%. 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.
February 22 » President Grover Cleveland signs a bill admitting North Dakota, South Dakota, Montana and Washington as U.S. states.
March 31 » The Eiffel Tower is officially opened.
April 1 » The University of Northern Colorado was established, as the Colorado State Normal School.
May 2 » Menelik II, Emperor of Ethiopia, signs the Treaty of Wuchale, giving Italy control over Eritrea.
Day of marriage August 4, 1917
The temperature on August 4, 1917 was between 12.8 °C and 22.0 °C and averaged 17.4 °C. There was 7.2 hours of sunshine (47%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. 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.
February 5 » The Congress of the United States passes the Immigration Act of 1917 over President Woodrow Wilson's veto.
March 4 » Jeannette Rankin of Montana becomes the first female member of the United States House of Representatives.
March 15 » Tsar Nicholas II of Russia abdicates the Russian throne ending the 304-year Romanov dynasty.
April 9 » World War I: The Battle of Arras: The battle begins with Canadian Corps executing a massive assault on Vimy Ridge.
October 31 » World War I: Battle of Beersheba: The "last successful cavalry charge in history".
November 5 » October Revolution: Lenin calls for the October Revolution.
Day of death July 28, 1963
The temperature on July 28, 1963 was between 8.5 °C and 21.1 °C and averaged 15.5 °C. There was 14.2 hours of sunshine (90%). The almost cloudless was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
February 27 » The Dominican Republic receives its first democratically elected president, Juan Bosch, since the end of the dictatorship led by Rafael Trujillo.
April 24 » Marriage of Princess Alexandra of Kent to Angus Ogilvy at Westminster Abbey in London.
April 26 » In Libya, amendments to the constitution transform Libya (United Kingdom of Libya) into one national unity (Kingdom of Libya) and allows for female participation in elections.
June 17 » The United States Supreme Court rules 8–1 in Abington School District v. Schempp against requiring the reciting of Bible verses and the Lord's Prayer in public schools.
June 30 » Ciaculli bombing: a car bomb, intended for Mafia boss Salvatore Greco, kills seven police officers and military personnel near Palermo.
November 1 » The 1963 South Vietnamese coup begins.
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/I79972.php : accessed February 10, 2026), "Okke Hoekstra (1889-1963)".
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