The temperature on February 20, 1911 was between 0.8 °C and 6.9 °C and averaged 3.1 °C. There was 2.7 mm of rain. There was 2.2 hours of sunshine (21%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
February 18 » The first official flight with airmail takes place from Allahabad, United Provinces, British India (now India), when Henri Pequet, a 23-year-old pilot, delivers 6,500 letters to Naini, about 10 kilometres (6.2mi) away.
April 6 » During the Battle of Deçiq, Dedë Gjon Luli Dedvukaj, leader of the Malësori Albanians, raises the Albanian flag in the town of Tuzi, Montenegro, for the first time after George Kastrioti (Skanderbeg).
May 30 » At the Indianapolis Motor Speedway, the first Indianapolis 500 ends with Ray Harroun in his Marmon Wasp becoming the first winner of the 500-mile auto race.
June 22 » Mexican Revolution: Government forces bring an end to the Magonista rebellion of 1911 in the Second Battle of Tijuana.
August 21 » The Mona Lisa is stolen by Vincenzo Peruggia, a Louvre employee.
December 29 » Mongolia gains independence from the Qing dynasty, enthroning 8th Jebtsundamba Khutughtu as Khagan of Mongolia.
Day of death June 25, 1955
The temperature on June 25, 1955 was between 10.8 °C and 21.9 °C and averaged 17.2 °C. There was 0.1 mm of rain. There was 8.5 hours of sunshine (51%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
April 12 » The polio vaccine, developed by Dr. Jonas Salk, is declared safe and effective.
May 9 » Cold War: West Germany joins NATO.
May 18 » Operation Passage to Freedom, the evacuation of 310,000 Vietnamese civilians, soldiers and non-Vietnamese members of the French Army from communist North Vietnam to South Vietnam following the end of the First Indochina War, ends.
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.
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: Jan Werkman, "Family tree Jan Werkman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-jan-werkman/I118669.php : accessed June 14, 2024), "Henry Kolk (± 1876-1955)".
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