The temperature on January 12, 1910 was between -0.3 °C and 5.1 °C and averaged 2.3 °C. There was 2.9 mm of rain. There was 4.1 hours of sunshine (50%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
April 12 » SMSZrínyi, one of the last pre-dreadnought battleships built by the Austro-Hungarian Navy, is launched.
July 16 » John Robertson Duigan makes the first flight of the Duigan pusher biplane, the first aircraft built in Australia.
July 24 » The Ottoman Empire captures the city of Shkodër, putting down the Albanian Revolt of 1910.
October 11 » Piloted by Arch Hoxsey, Theodore Roosevelt becomes the first U.S. president to fly in an airplane.
October 20 » The hull of the RMSOlympic, sister-ship to the ill-fated RMS Titanic, is launched from the Harland and Wolff shipyard in Belfast.
November 20 » Mexican Revolution: Francisco I. Madero issues the Plan de San Luis Potosí, denouncing Mexican President Porfirio Díaz, calling for a revolution to overthrow the government of Mexico, effectively starting the Mexican Revolution.
Day of marriage May 8, 1936
The temperature on May 8, 1936 was between 9.7 °C and 22.9 °C and averaged 16.1 °C. There was 10.9 hours of sunshine (71%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
February 26 » In the February 26 Incident, young Japanese military officers attempt to stage a coup against the government.
April 5 » Tupelo–Gainesville tornado outbreak: An F5 tornado kills 233 in Tupelo, Mississippi.
June 26 » Initial flight of the Focke-Wulf Fw 61, the first practical helicopter.
August 24 » The Australian Antarctic Territory is created.
September 9 » The crews of Portuguese Navy frigate NRPAfonso de Albuquerque and destroyer Dão mutinied against the Salazar dictatorship's support of General Franco's coup and declared their solidarity with the Spanish Republic.
October 1 » Spanish Civil War: Francisco Franco is named head of the Nationalist government of Spain.
Day of death January 13, 1999
The temperature on January 13, 1999 was between 0.1 °C and 5.5 °C and averaged 3.6 °C. There was 7.6 mm of rain during 6.8 hours. There was 0.9 hours of sunshine (11%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
March 11 » Infosys becomes the first Indian company listed on the NASDAQ stock exchange.
April 12 » United States President Bill Clinton is cited for contempt of court for giving "intentionally false statements" in a civil lawsuit; he is later fined and disbarred.
May 28 » In Milan, Italy, after 22 years of restoration work, Leonardo da Vinci's masterpiece The Last Supper is put back on display.
August 31 » A LAPA Boeing 737-200 crashes during takeoff from Jorge Newbury Airport in Buenos Aires, killing 65, including two on the ground.
November 30 » In Seattle, United States, demonstrations against a World Trade Organization meeting by anti-globalization protesters catch police unprepared and force the cancellation of opening ceremonies.
December 5 » Helen Clark is sworn in as Prime Minister of New Zealand, the second woman to hold the post and the first to be elected to the role.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I220116.php : accessed October 12, 2026), "Roelf Jonkman (1910-1999)".
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