The temperature on December 7, 1910 was between 3.3 °C and 8.7 °C and averaged 6.2 °C. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
April 12 » SMSZrínyi, one of the last pre-dreadnought battleships built by the Austro-Hungarian Navy, is launched.
June 2 » Charles Rolls, a co-founder of Rolls-Royce Limited, becomes the first man to make a non-stop double crossing of the English Channel by plane.
July 15 » In his book Clinical Psychiatry, Emil Kraepelin gives a name to Alzheimer's disease, naming it after his colleague Alois Alzheimer.
October 5 » In a revolution in Portugal the monarchy is overthrown and a republic is declared.
November 10 » The date of Thomas A. Davis' opening of the San Diego Army and Navy Academy, although the official founding date is November 23, 1910.
December 3 » Modern neon lighting is first demonstrated by Georges Claude at the Paris Motor Show.
Day of death December 18, 1990
The average temperature on December 18, 1990 was -0.2 °C. There was -0.1 mm of rain. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
April 7 » A fire breaks out on the passenger ferry Scandinavian Star, killing 159 people.
April 24 » Gruinard Island, Scotland, is officially declared free of the anthrax disease after 48 years of quarantine.
June 22 » Cold War: Checkpoint Charlie is dismantled in Berlin.
August 8 » Iraq occupies Kuwait and the state is annexed to Iraq. This would lead to the Gulf War shortly afterward.
November 22 » British Prime Minister Margaret Thatcher withdraws from the Conservative Party leadership election, confirming the end of her Prime-Ministership.
December 11 » Demonstrations by students and workers across Albania begin, which eventually trigger the fall of communism in Albania.
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/I118632.php : accessed October 15, 2026), "Durk Zwaagstra (1910-1990)".
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