The temperature on February 12, 1887 was about -4.6 °C. The air pressure was 1 kgf/m2 and came mainly from the north-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 63%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
February 2 » In Punxsutawney, Pennsylvania the first Groundhog Day is observed.
June 18 » The Reinsurance Treaty between Germany and Russia is signed.
June 23 » The Rocky Mountains Park Act becomes law in Canada creating the nation's first national park, Banff National Park.
July 4 » The founder of Pakistan, Quaid-i-Azam Muhammad Ali Jinnah, joins Sindh-Madrasa-tul-Islam, Karachi.
September 5 » A fire at the Theatre Royal, Exeter, kills 186.
November 13 » Bloody Sunday clashes in central London.
Day of death September 30, 1964
The temperature on September 30, 1964 was between 6.4 °C and 16.0 °C and averaged 11.3 °C. There was 0.2 mm of rain. There was 9.9 hours of sunshine (84%). The almost cloudless was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
January 23 » The 24th Amendment to the United States Constitution, prohibiting the use of poll taxes in national elections, is ratified.
March 31 » Brazilian General Olímpio Mourão Filho orders his troops to move towards Rio de Janeiro, beginning the coup d'état.
May 9 » Ngô Đình Cẩn, de facto ruler of central Vietnam under his brother President Ngô Đình Diệm before the family's toppling, is executed.
June 11 » World War II veteran Walter Seifert attacks an elementary school in Cologne, Germany, killing at least eight children and two teachers and seriously injuring several more with a home-made flamethrower and a lance.
June 12 » Anti-apartheid activist and ANC leader Nelson Mandela is sentenced to life in prison for sabotage in South Africa.
December 4 » Free Speech Movement: Police arrest over 800 students at the University of California, Berkeley, following their takeover and sit-in at the administration building in protest of the UC Regents' decision to forbid protests on UC property.
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/I78243.php : accessed February 9, 2026), "Willem Zuidema (1887-1964)".
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