The temperature on April 2, 1918 was between 1.2 °C and 12.6 °C and averaged 6.9 °C. There was 7.1 hours of sunshine (55%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
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.
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
March 31 » Massacre of ethnic Azerbaijanis is committed by allied armed groups of Armenian Revolutionary Federation and Bolsheviks. Nearly 12,000 Azerbaijani Muslims are killed.
May 2 » General Motors acquires the Chevrolet Motor Company of Delaware.
July 15 » World War I: The Second Battle of the Marne begins near the River Marne with a German attack.
October 3 » King Boris III of Bulgaria accedes to the throne.
October 30 » World War I: The Ottoman Empire signs the Armistice of Mudros with the Allies.
November 11 » World War I: Germany signs an armistice agreement with the Allies in a railroad car in the forest of Compiègne.
Day of marriage August 30, 1947
The temperature on August 30, 1947 was between 11.3 °C and 23.1 °C and averaged 17.1 °C. There was 12.4 hours of sunshine (90%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
February 21 » In New York City, Edwin Land demonstrates the first "instant camera", the Polaroid Land Camera, to a meeting of the Optical Society of America.
April 1 » The only mutiny in the history of the Royal New Zealand Navy begins.
November 17 » American scientists John Bardeen and Walter Houser Brattain observe the basic principles of the transistor, a key element for the electronics revolution of the 20th century.
November 17 » The Screen Actors Guild implements an anti-Communist loyalty oath.
November 25 » New Zealand ratifies the Statute of Westminster and thus becomes independent of legislative control by the United Kingdom.
December 16 » William Shockley, John Bardeen and Walter Brattain build the first practical point-contact transistor.
Day of death August 25, 1973
The temperature on August 25, 1973 was between 9.0 °C and 22.2 °C and averaged 15.8 °C. There was 6.6 hours of sunshine (47%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
March 29 » Operation Barrel Roll, a covert American bombing campaign in Laos to stop communist infiltration of South Vietnam, ends.
May 3 » The 108-story Sears Tower in Chicago is topped out at 1,451 feet as the world's tallest building.
July 13 » Watergate scandal: Alexander Butterfield reveals the existence of a secret Oval Office taping system to investigators for the Senate Watergate Committee.
October 8 » Yom Kippur War: Israel loses more than 150 tanks in a failed attack on Egyptian-occupied positions.
November 3 » Mariner program: NASA launches the Mariner 10 toward Mercury. On March 29, 1974, it becomes the first space probe to reach that planet.
November 16 » Skylab program: NASA launches Skylab 4 with a crew of three astronauts from Cape Canaveral, Florida for an 84-day mission.
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/I121125.php : accessed October 16, 2026), "Petrus Boenstra (1918-1973)".
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