The temperature on September 21, 1913 was between 6.1 °C and 19.1 °C and averaged 11.9 °C. There was 1.3 mm of rain. There was 2.7 hours of sunshine (22%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
February 5 » Greek military aviators, Michael Moutoussis and Aristeidis Moraitinis perform the first naval air mission in history, with a Farman MF.7 hydroplane.
February 9 » A group of meteors is visible across much of the eastern seaboard of North and South America, leading astronomers to conclude the source had been a small, short-lived natural satellite of the Earth.
February 19 » Pedro Lascuráin becomes President of Mexico for 45 minutes; this is the shortest term to date of any person as president of any country.
February 21 » Ioannina is incorporated into the Greek state after the Balkan Wars.
March 26 » First Balkan War: Bulgarian forces capture Adrianople.
July 4 » President Woodrow Wilson addresses American Civil War veterans at the Great Reunion of 1913.
Day of marriage May 5, 1937
The temperature on May 5, 1937 was between 4.7 °C and 13.7 °C and averaged 10.0 °C. There was 4.0 mm of rain during 1.3 hours. There was 6.4 hours of sunshine (42%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
April 1 » The Royal New Zealand Air Force is formed as an independent service.
May 27 » In California, the Golden Gate Bridge opens to pedestrian traffic, creating a vital link between San Francisco and Marin County, California.
July 5 » Spam, the luncheon meat, is introduced into the market by the Hormel Foods Corporation.
September 10 » Nine nations attend the Nyon Conference to address international piracy in the Mediterranean Sea.
September 22 » Spanish Civil War: Peña Blanca is taken, ending the Battle of El Mazuco.
December 12 » Second Sino-Japanese War: USS Panay incident: Japanese aircraft bomb and sink U.S. gunboat USSPanay on the Yangtze river in China.
Day of death December 12, 1959
The temperature on December 12, 1959 was between -1.2 °C and 1.2 °C and averaged 0.2 °C. There was 1.2 hours of sunshine (15%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
January 7 » The United States recognizes the new Cuban government of Fidel Castro.
January 8 » Charles de Gaulle is proclaimed as the first President of the French Fifth Republic.
February 9 » The R-7 Semyorka, the first intercontinental ballistic missile, becomes operational at Plesetsk, USSR.
September 26 » Typhoon Vera, the strongest typhoon to hit Japan in recorded history, makes landfall, killing 4,580 people and leaving nearly 1.6 million others homeless.
October 12 » At the national congress of the American Popular Revolutionary Alliance in Peru, a group of leftist radicals are expelled from the party who later form APRA Rebelde.
October 21 » President Eisenhower approves the transfer of all US Army space-related activities to NASA, including most of the Army Ballistic Missile Agency.
When copying data from this family tree, please include a reference to the origin: Michas Bertou, "Family tree Bertou", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-bertou/I772.php : accessed February 28, 2026), "Jahanna Jacomina de Kam (1913-1959)".
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