The temperature on August 12, 1911 was between 17.7 °C and 31.1 °C and averaged 24.3 °C. There was 10.3 hours of sunshine (69%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
January 3 » A magnitude 7.7 earthquake destroys the city of Almaty in Russian Turkestan.
May 31 » The RMS Titanic is launched in Belfast, Northern Ireland.
August 14 » United States Senate leaders agree to rotate the office of President pro tempore of the Senate among leading candidates to fill the vacancy left by William P. Frye's death.
August 24 » Manuel de Arriaga is elected and sworn-in as the first President of Portugal.
September 20 » The White Star Line's RMSOlympic collides with the British warship HMSHawke.
October 10 » The day after a bomb explodes prematurely, the Wuchang Uprising begins against the Chinese monarchy.
Day of marriage March 19, 1937
The temperature on March 19, 1937 was between 4.0 °C and 11.7 °C and averaged 7.1 °C. There was 1.1 mm of rain during 0.4 hours. There was 3.5 hours of sunshine (29%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
January 15 » Spanish Civil War: Nationalists and Republican both withdraw after suffering heavy losses, ending the Second Battle of the Corunna Road.
June 11 » Great Purge: The Soviet Union under Joseph Stalin executes eight army leaders.
June 14 » Pennsylvania becomes the first (and only) state of the United States to celebrate Flag Day officially as a state holiday.
July 22 » New Deal: The United States Senate votes down President Franklin D. Roosevelt's proposal to add more justices to the Supreme Court of the United States.
July 29 » Tōngzhōu Incident: In Tōngzhōu, China, the East Hopei Army attacks Japanese troops and civilians.
September 22 » Spanish Civil War: Peña Blanca is taken, ending the Battle of El Mazuco.
When copying data from this family tree, please include a reference to the origin: Gert Jonker, "Family tree Jonker", database, Genealogy Online (https://www.genealogieonline.nl/jonker_stamboom/I25449.php : accessed February 17, 2026), "Johanna Hendrika Verweij (1911-)".
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