The temperature on December 9, 1904 was between -1.2 °C and 3.5 °C and averaged 1.5 °C. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
February 9 » Russo-Japanese War: Battle of Port Arthur concludes.
February 17 » Madama Butterfly receives its première at La Scala in Milan.
April 30 » The Louisiana Purchase Exposition World's Fair opens in St. Louis, Missouri.
May 10 » The Horch & Cir. Motorwagenwerke AG is founded. It would eventually become the Audi company.
June 15 » A fire aboard the steamboat SSGeneral Slocum in New York City's East River kills 1,000.
October 20 » Chile and Bolivia sign the Treaty of Peace and Friendship, delimiting the border between the two countries.
Day of death December 9, 1987
The temperature on December 9, 1987 was between -7.7 °C and -3.4 °C and averaged -5.3 °C. There was 0.7 hours of sunshine (9%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
March 20 » The Food and Drug Administration approves the anti-AIDS drug, AZT.
May 1 » Pope John Paul II beatifies Edith Stein, a Jewish-born Carmelite nun who was gassed in the Nazi concentration camp at Auschwitz.
June 17 » With the death of the last individual of the species, the dusky seaside sparrow becomes extinct.
July 29 » British Prime Minister Margaret Thatcher and President of France François Mitterrand sign the agreement to build a tunnel under the English Channel (Eurotunnel).
October 6 » Fiji becomes a republic.
November 15 » In Brașov, Romania, workers rebel against the communist regime of Nicolae Ceaușescu.
When copying data from this family tree, please include a reference to the origin: Peeters Mathieu, "FutureHistory", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-riske/I23817.php : accessed October 11, 2026), "Helena van Heygen (1904-1987)".
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