The temperature on March 12, 1911 was between 1.6 °C and 8.0 °C and averaged 4.8 °C. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 18 » Eugene B. Ely lands on the deck of the USSPennsylvania anchored in San Francisco Bay, the first time an aircraft landed on a ship.
July 4 » A massive heat wave strikes the northeastern United States, killing 380 people in eleven days and breaking temperature records in several cities.
August 24 » Manuel de Arriaga is elected and sworn-in as the first President of Portugal.
September 25 » An explosion of badly degraded propellant charges on board the French battleship Liberté detonates the forward ammunition magazines and destroys the ship.
September 29 » Italy declares war on the Ottoman Empire.
November 1 » World's first combat aerial bombing mission takes place in Libya during the Italo-Turkish War. Second Lieutenant Giulio Gavotti of Italy drops several small bombs.
Day of death June 23, 1987
The temperature on June 23, 1987 was between 11.3 °C and 16.9 °C and averaged 13.8 °C. There was -0.1 mm of rain. There was 2.1 hours of sunshine (13%). The heavily clouded 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 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
April 21 » The Tamil Tigers are blamed for a car bomb that detonates in the Sri Lankan capital city of Colombo, killing 106 people.
April 27 » The U.S. Department of Justice bars Austrian President Kurt Waldheim (and his wife, Elisabeth, who had also been a Nazi) from entering the US, charging that he had aided in the deportations and executions of thousands of Jews and others as a German Army officer during World War II.
May 28 » A West German pilot, Mathias Rust, who was 18 years old, evades Soviet Union air defences and lands a private plane in the Red Square in Moscow, Russia.
July 4 » In France, former Gestapo chief Klaus Barbie (a.k.a. the "Butcher of Lyon") is convicted of crimes against humanity and sentenced to life imprisonment.
September 16 » The Montreal Protocol is signed to protect the ozone layer from depletion.
November 28 » South African Airways Flight 295 crashes into the Indian Ocean, killing all 159 people on board.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I398586.php : accessed February 18, 2026), "Fenna Henderika Jalvingh (1911-1987)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.