The temperature on September 22, 1909 was between 7.4 °C and 21.7 °C and averaged 15.2 °C. There was 8.9 hours of sunshine (73%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
January 9 » Ernest Shackleton, leading the Nimrod Expedition to the South Pole, plants the British flag 97 nautical miles (180km; 112mi) from the South Pole, the farthest anyone had ever reached at that time.
January 16 » Ernest Shackleton's expedition finds the magnetic South Pole.
February 12 » The National Association for the Advancement of Colored People (NAACP) is founded.
March 23 » Theodore Roosevelt leaves New York for a post-presidency safari in Africa. The trip is sponsored by the Smithsonian Institution and National Geographic Society.
August 24 » Workers start pouring concrete for the Panama Canal.
August 30 » Burgess Shale fossils are discovered by Charles Doolittle Walcott.
Day of death July 13, 1955
The temperature on July 13, 1955 was between 16.0 °C and 24.3 °C and averaged 20.1 °C. There was 0.9 mm of rain during 0.5 hours. There was 4.6 hours of sunshine (28%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
April 18 » Twenty-nine nations meet at Bandung, Indonesia, for the first Asian-African Conference.
May 5 » The General Treaty, by which France, Britain and the United States recognize the sovereignty of West Germany, comes into effect.
June 7 » Lux Radio Theatre signs off the air permanently. The show launched in New York in 1934, and featured radio adaptations of Broadway shows and popular films.
July 27 » The Austrian State Treaty restores Austrian sovereignty.
August 20 » Battle of Philippeville: In Morocco, a force of Berbers from the Atlas Mountains region of Algeria raid two rural settlements and kill 77 French nationals.
November 19 » National Review publishes its first issue.
When copying data from this family tree, please include a reference to the origin: G. de Jong, "Family tree Karsten", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-karsten/I1465.php : accessed February 19, 2026), "Elisabeth de Boer (1909-1955)".
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