The temperature on May 5, 1911 was between -0.2 °C and 15.8 °C and averaged 8.5 °C. There was 7.1 hours of sunshine (47%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
April 2 » The Australian Bureau of Statistics conducts the country's first national census.
April 8 » Dutch physicist Heike Kamerlingh Onnes discovers superconductivity.
May 19 » Parks Canada, the world's first national park service, is established as the Dominion Parks Branch under the Department of the Interior.
June 16 » IBM founded as the Computing-Tabulating-Recording Company in Endicott, New York.
October 13 » Prince Arthur, Duke of Connaught and Strathearn, becomes the first Governor General of Canada of royal descent.
November 19 » The Doom Bar in Cornwall claimed two ships, Island Maid and Angele, the latter killing the entire crew except the captain.
Day of marriage June 12, 1942
The temperature on June 12, 1942 was between 5.3 °C and 13.6 °C and averaged 10.7 °C. There was 5.7 mm of rain during 4.1 hours. There was 0.1 hours of sunshine (1%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
February 20 » Lieutenant Edward O'Hare becomes America's first World War II flying ace.
February 28 » The heavy cruiser USSHouston is sunk in the Battle of Sunda Strait with 693 crew members killed, along with HMASPerth which lost 375 men.
June 7 » World War II: Aleutian Islands Campaign: Imperial Japanese soldiers begin occupying the American islands of Attu and Kiska, in the Aleutian Islands off Alaska.
August 11 » Actress Hedy Lamarr and composer George Antheil receive a patent for a Frequency-hopping spread spectrum communication system that later became the basis for modern technologies in wireless telephones and Wi-Fi.
August 17 » World War II: U.S. Marines raid the Japanese-held Pacific island of Makin.
October 2 » World War II: Ocean Liner RMSQueen Mary accidentally rams and sinks HMSCuracoa, killing 337 crewmen aboard Curacoa.
Day of death July 15, 1999
The temperature on July 15, 1999 was between 11.1 °C and 21.0 °C and averaged 16.5 °C. There was -0.1 mm of rain. There was 9.5 hours of sunshine (58%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
January 1 » Euro currency is introduced in 11 member nations of the European Union (with the exception of the United Kingdom, Denmark, Greece and Sweden; Greece later adopts the euro).
May 7 » Pope John Paul II travels to Romania, becoming the first pope to visit a predominantly Eastern Orthodox country since the Great Schism in 1054.
July 26 » Kargil conflict officially comes to an end. The Indian Army announces the complete eviction of Pakistani intruders.
October 5 » The Ladbroke Grove rail crash in west London kills 31 people.
October 12 » The World Population reaches 6 billion.
November 30 » British Aerospace and Marconi Electronic Systems merge to form BAE Systems, Europe's largest defense contractor and the fourth largest aerospace firm in the world.
Day of burial July 19, 1999
The temperature on July 19, 1999 was between 15.1 °C and 29.5 °C and averaged 22.3 °C. There was -0.1 mm of rain. There was 6.8 hours of sunshine (42%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
May 1 » SpongeBob SquarePants premieres on Nickelodeon.
May 24 » The International Criminal Tribunal for the former Yugoslavia in The Hague, Netherlands indicts Slobodan Milošević and four others for war crimes and crimes against humanity committed in Kosovo.
May 25 » The United States House of Representatives releases the Cox Report which details the People's Republic of China's nuclear espionage against the U.S. over the prior two decades.
May 28 » In Milan, Italy, after 22 years of restoration work, Leonardo da Vinci's masterpiece The Last Supper is put back on display.
June 1 » American Airlines Flight 1420 slides and crashes while landing at Little Rock National Airport, killing 11 people on a flight from Dallas to Little Rock.
June 10 » Kosovo War: NATO suspends its airstrikes after Slobodan Milošević agrees to withdraw Serbian forces from Kosovo.
When copying data from this family tree, please include a reference to the origin: Tijs van den Brink, "Parentele of Geurt Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/geurt-jacobs/I101220.php : accessed February 24, 2026), "Willem Jochemsen (1911-1999)".
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