The temperature on April 14, 1929 was between 3.3 °C and 5.7 °C and averaged 4.7 °C. There was 8.7 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from March 8, 1926 to August 10, 1929 the cabinet De Geer I, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
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.
January 1 » The former municipalities of Point Grey, British Columbia and South Vancouver, British Columbia are amalgamated into Vancouver.
June 1 » The 1st Conference of the Communist Parties of Latin America is held in Buenos Aires.
July 27 » The Geneva Convention of 1929, dealing with treatment of prisoners-of-war, is signed by 53 nations.
August 11 » Babe Ruth becomes the first baseball player to hit 500 home runs in his career with a home run at League Park in Cleveland, Ohio.
September 24 » Jimmy Doolittle performs the first flight without a window, proving that full instrument flying from take off to landing is possible.
November 18 » Grand Banks earthquake: Off the south coast of Newfoundland in the Atlantic Ocean, a Richter magnitude 7.2 submarine earthquake, centered on the Grand Banks, breaks 12 submarine transatlantic telegraph cables and triggers a tsunami that destroys many south coast communities in the Burin Peninsula.
Day of marriage July 23, 1956
The temperature on July 23, 1956 was between 12.7 °C and 18.4 °C and averaged 15.4 °C. There was 2.4 hours of sunshine (15%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
June 20 » A Venezuelan Super-Constellation crashes in the Atlantic Ocean off Asbury Park, New Jersey, killing 74 people.
June 30 » A TWA Super Constellation and a United Airlines DC-7 collide above the Grand Canyon in Arizona and crash, killing all 128 on board both airliners.
July 9 » The 7.7 Mw Amorgos earthquake shakes the Cyclades island group in the Aegean Sea with a maximum Mercalli intensity of IX (Violent). The shaking and the destructive tsunami that followed left fifty-three people dead. A damaging M7.2 aftershock occurred minutes after the mainshock.
September 13 » The dike around the Dutch polder East Flevoland is closed.
November 12 » In the midst of the Suez Crisis, Palestinian refugees are shot dead in Rafah by Israeli soldiers following the invasion of the Gaza Strip.
November 13 » The Supreme Court of the United States declares Alabama laws requiring segregated buses illegal, thus ending the Montgomery Bus Boycott.
Day of death April 11, 1997
The temperature on April 11, 1997 was between 5.0 °C and 11.3 °C and averaged 7.5 °C. There was -0.1 mm of rain. There was 5.3 hours of sunshine (39%). The partly or heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from Monday, August 22, 1994 to Monday, August 3, 1998 the cabinet a href="https://nl.wikipedia.org/wiki/Kabinet-Kok_I" class="extern">Kok I, with W. Kok (PvdA) as prime minister.
March 9 » Comet Hale–Bopp: Observers in China, Mongolia and eastern Siberia are treated to a rare double feature as an eclipse permits Hale-Bopp to be seen during the day.
May 8 » China Southern Airlines Flight 3456 crashes on approach into Bao'an International Airport, killing 35 people.
July 1 » China resumes sovereignty over the city-state of Hong Kong, ending 156 years of British colonial rule. The handover ceremony is attended by British Prime Minister Tony Blair, Charles, Prince of Wales, Chinese President Jiang Zemin, and U.S. Secretary of State Madeleine Albright.
July 22 » The second Blue Water Bridge opens between Port Huron, Michigan and Sarnia, Ontario.
November 10 » WorldCom and MCI Communications announce a $37 billion merger (the largest merger in US history at the time).
November 17 » In Luxor, Egypt, 62 people are killed by six Islamic militants outside the Temple of Hatshepsut, known as Luxor massacre.
When copying data from this family tree, please include a reference to the origin: Gerda Lubberman, "Family tree Arling", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-arling/I20635.php : accessed March 17, 2026), "Willem Harminus Siebum (1929-1997)".
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