The temperature on May 23, 1910 was between 10.8 °C and 23.7 °C and averaged 17.6 °C. There was 12.0 hours of sunshine (75%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
March 1 » The deadliest avalanche in United States history buries a Great Northern Railway train in northeastern King County, Washington, killing 96 people.
April 16 » The oldest existing indoor ice hockey arena still used for the sport in the 21st century, Boston Arena, opens for the first time.
April 29 » The Parliament of the United Kingdom passes the People's Budget, the first budget in British history with the expressed intent of redistributing wealth among the British public.
August 20 » Extremely dry and windy weather in the Inland Northwest of the United States causes several small wildfires to coalesce into the Great Fire of 1910, burning approximately 3million acres (12,000km) and killing 87 people.
October 5 » In a revolution in Portugal the monarchy is overthrown and a republic is declared.
November 21 » Sailors on board Brazil's warships including the Minas Gerais, São Paulo, and Bahia, violently rebel in what is now known as the Revolta da Chibata (Revolt of the Lash).
Day of marriage June 22, 1939
The temperature on June 22, 1939 was between 16.2 °C and 28.4 °C and averaged 21.5 °C. There was 13.1 hours of sunshine (78%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from June 24, 1937 to July 25, 1939 the cabinet Colijn IV, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from July 25, 1939 to August 10, 1939 the cabinet Colijn V, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
March 1 » An Imperial Japanese Army ammunition dump explodes at Hirakata, Osaka, Japan, killing 94.
September 3 » World War II: The United Kingdom and France begin a naval blockade of Germany that lasts until the end of the war. This also marks the beginning of the Battle of the Atlantic.
September 18 » World War II: The Polish government of Ignacy Mościcki flees to Romania.
September 28 » World War II: Nazi Germany and the Soviet Union agree on a division of Poland.
December 14 » Winter War: The Soviet Union is expelled from the League of Nations for invading Finland.
December 24 » World War II: Pope Pius XII makes a Christmas Eve appeal for peace.
Day of death March 15, 1969
The temperature on March 15, 1969 was between -0.4 °C and 5.1 °C and averaged 1.9 °C. There was 2.9 mm of rain during 6.6 hours. The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
May 13 » May 13 Incident involving sectarian violence in Kuala Lumpur, Malaysia.
May 21 » Civil unrest in Rosario, Argentina, known as Rosariazo, following the death of a 15-year-old student.
October 8 » The opening rally of the Days of Rage occurs, organized by the Weather Underground in Chicago.
November 15 » Cold War: The Soviet submarine K-19 collides with the American submarine USS Gato in the Barents Sea.
November 20 » Occupation of Alcatraz: Native American activists seize control of Alcatraz Island until being ousted by the U.S. Government on June 11, 1971.
December 8 » Olympic Airways Flight 954 strikes a mountain outside of Keratea, Greece, killing 90 people in the worst crash of a Douglas DC-6 in history.
When copying data from this family tree, please include a reference to the origin: Michael Jacobs, "Family tree Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-michael-jacobs/I6153.php : accessed March 6, 2026), "Jan de Boer (1910-1969)".
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