The temperature on April 23, 1930 was between 1.6 °C and 19.4 °C and averaged 12.5 °C. There was 8.5 hours of sunshine (59%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
March 29 » Heinrich Brüning is appointed German Reichskanzler.
April 22 » The United Kingdom, Japan and the United States sign the London Naval Treaty regulating submarine warfare and limiting shipbuilding.
September 6 » Democratically elected Argentine president Hipólito Yrigoyen is deposed in a military coup.
September 17 » The Kurdish Ararat rebellion is suppressed by the Turks.
October 5 » British airship R101 crashes in France en route to India on its maiden voyage.
December 29 » Sir Muhammad Iqbal's presidential address in Allahabad introduces the two-nation theory and outlines a vision for the creation of Pakistan.
Day of marriage April 21, 1953
The temperature on April 21, 1953 was between 2.9 °C and 19.2 °C and averaged 11.3 °C. There was 13.3 hours of sunshine (93%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
January 5 » The play Waiting for Godot by Samuel Beckett receives its première in Paris.
February 28 » James Watson and Francis Crick announce to friends that they have determined the chemical structure of DNA; the formal announcement takes place on April 25 following publication in April's Nature (pub. April 2).
April 24 » Winston Churchill is knighted by Queen Elizabeth II.
May 25 » Nuclear weapons testing: At the Nevada Test Site, the United States conducts its first and only nuclear artillery test.
August 22 » The penal colony on Devil's Island is permanently closed.
November 23 » Pilot Felix Moncla and Lieutenant Robert Wilson disappear while in pursuit of a mysterious craft over Lake Superior.
Day of death January 11, 2012
The temperature on January 11, 2012 was between 7.5 °C and 9.0 °C and averaged 8.4 °C. There was 1.0 mm of rain during 3.1 hours. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from Thursday, October 14, 2010 to Monday, November 5, 2012 the cabinet Rutte I, with Mark Rutte (VVD) as prime minister.
In The Netherlands , there was from Monday, November 5, 2012 to Thursday, October 26, 2017 the cabinet Rutte II, with Mark Rutte (VVD) as prime minister.
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/I31489.php : accessed February 5, 2026), "Hendrikje Scheper (1930-2012)".
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