January 28 » The Carnegie Institution of Washington is founded in Washington, D.C. with a $10 million gift from Andrew Carnegie.
April 2 » "Electric Theatre", the first full-time movie theater in the United States, opens in Los Angeles.
April 2 » Dmitry Sipyagin, Minister of Interior of the Russian Empire, is assassinated in the Marie Palace, Saint Petersburg.
April 14 » James Cash Penney opens his first store in Kemmerer, Wyoming.
May 17 » Greek archaeologist Valerios Stais discovers the Antikythera mechanism, an ancient mechanical analog computer.
July 17 » Willis Carrier creates the first air conditioner in Buffalo, New York.
Day of death December 11, 1990
The temperature on December 11, 1990 was between 2.8 °C and 4.8 °C and averaged 4.2 °C. There was 2.1 mm of rain during 2.9 hours. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. 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.
February 14 » Ninety-two people are killed when Indian Airlines Flight 605 crashes in Bangalore, India.
March 31 » Approximately 200,000 protesters take to the streets of London to protest against the newly introduced Poll Tax.
April 12 » Jim Gary's "Twentieth Century Dinosaurs" exhibition opens at the Smithsonian Institution National Museum of Natural History in Washington, D.C. He is the only sculptor ever invited to present a solo exhibition there.
June 1 » Cold War: George H. W. Bush and Mikhail Gorbachev sign a treaty to end chemical weapon production.
August 23 » Saddam Hussein appears on Iraqi state television with a number of Western "guests" (actually hostages) to try to prevent the Gulf War.
September 18 » Liechtenstein becomes a member of the United Nations.
When copying data from this family tree, please include a reference to the origin: Jim Joosten, "Emigranten", database, Genealogy Online (https://www.genealogieonline.nl/emigranten/I5835.php : accessed January 18, 2026), "Lubbert (Bert) Spoelstra (1902-1990)".
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