The temperature on July 19, 1912 was between 8.3 °C and 18.4 °C and averaged 13.8 °C. There was 6.3 hours of sunshine (39%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
January 5 » The 6th All-Russian Conference of the Russian Social Democratic Labour Party (Prague Party Conference) opens. In the course of the conference, Vladimir Lenin and his supporters break from the rest of the party to form the Bolshevik movement.
April 16 » Harriet Quimby becomes the first woman to fly an airplane across the English Channel.
May 5 » Pravda, the "voice" of the Communist Party of the Soviet Union, begins publication in Saint Petersburg.
June 4 » Massachusetts becomes the first state of the United States to set a minimum wage.
November 2 » Bulgaria defeats the Ottoman Empire in the Battle of Lule Burgas, the bloodiest battle of the First Balkan War, which opens her way to Constantinople.
December 3 » Bulgaria, Greece, Montenegro, and Serbia (the Balkan League) sign an armistice with the Ottoman Empire, temporarily halting the First Balkan War. (The armistice will expire on February 3, 1913, and hostilities will resume.)
Day of marriage May 23, 1941
The temperature on May 23, 1941 was between 9.1 °C and 14.1 °C and averaged 11.8 °C. There was 7.6 mm of rain during 8.7 hours. There was 0.6 hours of sunshine (4%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
April 6 » World War II: Nazi Germany launches Operation 25 (the invasion of Kingdom of Yugoslavia) and Operation Marita (the invasion of Greece).
April 27 » World War II: German troops enter Athens.
July 4 » Nazi crimes against the Polish nation: Nazi troops massacre Polish scientists and writers in the captured Ukrainian city of Lviv.
September 3 » The Holocaust: Karl Fritzsch, deputy camp commandant of the Auschwitz concentration camp, experiments with the use of Zyklon B in the gassing of Soviet POWs.
December 6 » World War II: The United Kingdom and Canada declare war on Finland in support of the Soviet Union during the Continuation War. Camp X opens in Canada to begin training Allied Secret Agents for the War.
December 10 » World War II: The Royal Navy capital ships HMSPrince of Wales and HMSRepulse are sunk by Imperial Japanese Navy torpedo bombers near British Malaya.
Day of death March 1, 1980
The temperature on March 1, 1980 was between -0.2 °C and 10.7 °C and averaged 5.8 °C. There was -0.1 mm of rain. There was 5.6 hours of sunshine (52%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
January 21 » Iran Air Flight 291 crashes in the Alborz Mountains while on approach to Mehrabad International Airport in Tehran, Iran, killing 128 people.
January 26 » Egypt–Israel relations are formally established.
February 23 » Iran hostage crisis: Supreme Leader Ayatollah Ruhollah Khomeini states that Iran's parliament will decide the fate of the American embassy hostages.
May 13 » An F3 tornado hits Kalamazoo County, Michigan. President Jimmy Carter declares it a federal disaster area.
September 11 » A new constitution of Chile is established under the influence of then Chilean dictator Augusto Pinochet, which is subject to controversy in Chile today.
When copying data from this family tree, please include a reference to the origin: Irene Jolanda van der Meulen, "Family tree Ype Ypes (waaronder van der Meulen)", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ype-ypes/I260.php : accessed January 23, 2026), "Aaltje Kooistra (1912-1980)".
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.