The temperature on December 20, 1911 was between 6.7 °C and 9.8 °C and averaged 8.1 °C. There was 12.5 mm of rain. The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-southwest. Source: KNMI
May 19 » Parks Canada, the world's first national park service, is established as the Dominion Parks Branch under the Department of the Interior.
July 1 » Germany despatches the gunship SMSPanther to Morocco, sparking the Agadir Crisis.
August 1 » Harriet Quimby takes her pilot's test and becomes the first U.S. woman to earn an Aero Club of America aviator's certificate.
November 17 » Omega Psi Phi fraternity was founded on the campus of Howard University in Washington, D.C.
December 14 » Roald Amundsen's team, comprising himself, Olav Bjaaland, Helmer Hanssen, Sverre Hassel, and Oscar Wisting, becomes the first to reach the South Pole.
December 29 » Sun Yat-sen becomes the provisional President of the Republic of China; he formally takes office on January 1, 1912.
Day of marriage June 6, 1935
The temperature on June 6, 1935 was between 10.2 °C and 17.1 °C and averaged 13.7 °C. There was 1.2 mm of rain during 0.8 hours. There was 4.6 hours of sunshine (28%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 11 » Amelia Earhart becomes the first person to fly solo from Hawaii to California.
January 13 » A plebiscite in Saarland shows that 90.3% of those voting wish to join Nazi Germany.
February 2 » Leonarde Keeler administers polygraph tests to two murder suspects, the first time polygraph evidence was admitted in U.S. courts.
July 24 » The Dust Bowl heat wave reaches its peak, sending temperatures to 109°F (43°C) in Chicago and 104°F (40°C) in Milwaukee.
December 5 » Mary McLeod Bethune founds the National Council of Negro Women in New York City.
December 9 » Student protests in Beiping (now Beijing)'s Tiananmen Square, dispersed by government.
Day of death January 4, 1964
The temperature on January 4, 1964 was between -4.2 °C and -1.8 °C and averaged -2.7 °C. There was 0.2 mm of rain. The heavily clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
January 8 » President Lyndon B. Johnson declares a "War on Poverty" in the United States.
January 12 » Rebels in Zanzibar begin a revolt known as the Zanzibar Revolution and proclaim a republic.
March 1 » Villarrica Volcano begins a strombolian eruption causing lahars that destroy half of the town of Coñaripe.
September 13 » South Vietnamese Generals Lâm Văn Phát and Dương Văn Đức fail in a coup attempt against General Nguyễn Khánh.
October 22 » An all-party Parliamentary Committee selects the design which will become the new official flag of Canada.
October 29 » A collection of irreplaceable gems, including the 565 carat (113 g) Star of India, is stolen by a group of thieves (among them is "Murph the surf") from the American Museum of Natural History in New York City.
When copying data from this family tree, please include a reference to the origin: J. van Broekhoven, "Database Van Broekhoven", database, Genealogy Online (https://www.genealogieonline.nl/database-van-broekhoven/I168979.php : accessed February 20, 2026), "Antonia Maria van Elderen (1911-1964)".
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