The temperature on July 31, 1911 was between 17.6 °C and 26.6 °C and averaged 21.1 °C. There was 0.7 mm of rain. There was 3.4 hours of sunshine (22%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
January 3 » A magnitude 7.7 earthquake destroys the city of Almaty in Russian Turkestan.
January 5 » Kappa Alpha Psi, the world's third oldest and largest black fraternity, is founded at Indiana University.
January 14 » Roald Amundsen's South Pole expedition makes landfall on the eastern edge of the Ross Ice Shelf.
May 21 » President of Mexico Porfirio Díaz and the revolutionary Francisco Madero sign the Treaty of Ciudad Juárez to put an end to the fighting between the forces of both men, concluding the initial phase of the Mexican Revolution.
June 16 » IBM founded as the Computing-Tabulating-Recording Company in Endicott, New York.
September 25 » An explosion of badly degraded propellant charges on board the French battleship Liberté detonates the forward ammunition magazines and destroys the ship.
Day of marriage March 12, 1942
The temperature on March 12, 1942 was between -5.8 °C and -0.8 °C and averaged -3.0 °C. There was 1.6 hours of sunshine (14%). 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.
May 12 » World War II: The U.S. tanker SS Virginia is torpedoed in the mouth of the Mississippi River by the German submarineU-507.
May 27 » World War II: In Operation Anthropoid, Reinhard Heydrich is fatally wounded in Prague; he dies of his injuries eight days later.
July 1 » The Australian Federal Government becomes the sole collector of income tax in Australia as State Income Tax is abolished.
August 8 » Quit India Movement is launched in India against the British rule in response to Mohandas Gandhi's call for swaraj or complete independence.
October 28 » The Alaska Highway first connects Alaska to the North American railway network at Dawson Creek in Canada.
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/I139659.php : accessed January 1, 2026), "Berendje van der Ploeg (1911-)".
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