The temperature on August 17, 1913 was between 11.1 °C and 20.5 °C and averaged 15.5 °C. There was 7.0 hours of sunshine (48%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northwest. 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.
April 24 » The Woolworth Building, a skyscraper in New York City, is opened.
August 16 » Tōhoku Imperial University of Japan (modern day Tohoku University) becomes the first university in Japan to admit female students.
August 28 » Queen Wilhelmina opens the Peace Palace in The Hague.
October 31 » Dedication of the Lincoln Highway, the first automobile highway across United States.
December 1 » Ford Motor Company introduces the first moving assembly line.
Day of marriage May 30, 1942
The temperature on May 30, 1942 was between 9.0 °C and 15.6 °C and averaged 11.4 °C. There was 6.1 mm of rain during 1.9 hours. There was 4.8 hours of sunshine (29%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. 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.
January 13 » Henry Ford patents a plastic automobile, which is 30% lighter than a regular car.
April 9 » World War II: The Battle of Bataan ends. An Indian Ocean raid by Japan's 1st Air Fleet sinks the British aircraft carrier HMSHermes and the Australian destroyer HMASVampire.
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.
June 22 » The Pledge of Allegiance is formally adopted by US Congress.
July 6 » Anne Frank and her family go into hiding in the "Secret Annexe" above her father's office in an Amsterdam warehouse.
November 26 » World War II: Yugoslav Partisans convene the first meeting of the Anti-Fascist Council for the National Liberation of Yugoslavia at Bihać in northwestern Bosnia.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I545320.php : accessed February 6, 2026), "Wubbo Holstein (1913-)".
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