April 20 » Pierre and Marie Curie refine radium chloride.
May 17 » Greek archaeologist Valerios Stais discovers the Antikythera mechanism, an ancient mechanical analog computer.
August 22 » Theodore Roosevelt becomes the first President of the United States to make a public appearance in an automobile.
October 24 » Guatemala's Santa María Volcano begins to erupt, becoming the third-largest eruption of the 20th century.
November 21 » The Philadelphia Football Athletics defeated the Kanaweola Athletic Club of Elmira, New York, 39–0, in the first ever professional American football night game.
December 14 » The Commercial Pacific Cable Company lays the first Pacific telegraph cable, from San Francisco to Honolulu.
Day of marriage June 13, 1929
The temperature on June 13, 1929 was between 11.4 °C and 19.1 °C and averaged 16.0 °C. There was 1.6 mm of rain. There was 3.8 hours of sunshine (23%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-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 20 » The first full-length talking motion picture filmed outdoors, In Old Arizona, is released.
May 1 » The 7.2 Mw Kopet Dag earthquake shakes the Iran–Turkmenistan border region with a maximum Mercalli intensity of IX (Violent), killing up to 3,800 and injuring 1,121.
May 16 » In Hollywood, the first Academy Awards ceremony takes place.
July 27 » The Geneva Convention of 1929, dealing with treatment of prisoners-of-war, is signed by 53 nations.
September 24 » Jimmy Doolittle performs the first flight without a window, proving that full instrument flying from take off to landing is possible.
November 3 » The Gwangju Student Independence Movement occurred.
Day of death July 22, 1963
The temperature on July 22, 1963 was between 13.4 °C and 28.4 °C and averaged 20.8 °C. There was 8.6 hours of sunshine (54%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
January 22 » The Élysée Treaty of cooperation between France and Germany is signed by Charles de Gaulle and Konrad Adenauer.
June 11 » Buddhist monk Thích Quảng Đức burns himself with gasoline in a busy Saigon intersection to protest the lack of religious freedom in South Vietnam.
June 24 » The United Kingdom grants Zanzibar internal self-government.
August 30 » The Moscow–Washington hotline between the leaders of the U.S. and the Soviet Union goes into operation.
August 31 » Crown Colony of North Borneo (now Sabah) achieves self governance.
November 22 » The Beatles release With the Beatles.
When copying data from this family tree, please include a reference to the origin: Nienke Oudbier, "Descendants van de Vlag1", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-oudbier/I2177.php : accessed March 17, 2026), "Johannes Albertus Kerssen (1902-1963)".
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