The temperature on May 20, 1912 was between 10.1 °C and 19.0 °C and averaged 14.0 °C. There was 5.8 mm of rain. There was 3.3 hours of sunshine (21%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. 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.
January 6 » German geophysicist Alfred Wegener first presents his theory of continental drift.
January 17 » British polar explorer Captain Robert Falcon Scott reaches the South Pole, one month after Roald Amundsen.
April 17 » Russian troops open fire on striking goldfield workers in northeast Siberia, killing at least 150.
August 14 » U.S. Marines invade Nicaragua to support the U.S.-backed government installed there after José Santos Zelaya had resigned three years earlier.
December 6 » The Nefertiti Bust is discovered.
Day of marriage June 14, 1930
The temperature on June 14, 1930 was between 14.0 °C and 22.9 °C and averaged 17.1 °C. There was 5.2 hours of sunshine (31%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. 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.
June 17 » U.S. President Herbert Hoover signs the Smoot–Hawley Tariff Act into law.
August 16 » The first color sound cartoon, Fiddlesticks, is released by Ub Iwerks.
August 29 » The last 36 remaining inhabitants of St Kilda are voluntarily evacuated to other parts of Scotland.
September 27 » Bobby Jones wins the (pre-Masters) Grand Slam of golf.
December 2 » Great Depression: In a State of the Union message, U.S. President Herbert Hoover proposes a $150 million (equivalent to $2,296,000,000 in 2019) public works program to help generate jobs and stimulate the economy.
Day of death March 19, 1992
The temperature on March 19, 1992 was between 5.5 °C and 11.2 °C and averaged 8.6 °C. There was -0.1 mm of rain. There was 3.0 hours of sunshine (25%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. 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.
January 20 » Air Inter Flight 148, an Airbus A320-111, crashes into a mountain near Strasbourg, France killing 87 of the 96 people on board.
February 12 » The current Constitution of Mongolia comes into effect.
March 6 » The Michelangelo computer virus begins to affect computers.
September 2 » The 7.7 Mw Nicaragua earthquake affected the west coast of Nicaragua. With a Ms–Mw disparity of half a unit, this tsunami earthquake triggered a tsunami that caused most of the damage and casualties, with at least 116 killed. Typical runup heights were 3–8 meters (9.8–26.2ft).
September 12 » NASA launches Space Shuttle Endeavour on STS-47 which marked the 50th shuttle mission. On board are Mae Carol Jemison, the first African-American woman in space, Mamoru Mohri, the first Japanese citizen to fly in a US spaceship, and Mark Lee and Jan Davis, the first married couple in space.
September 18 » An explosion rocks Giant Mine at the height of a labor dispute, killing nine replacement workers in Yellowknife, Canada.
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/I403605.php : accessed February 28, 2026), "Jacoba Sluiter (1912-1992)".
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