The temperature on March 12, 1912 was between 3.2 °C and 9.2 °C and averaged 6.3 °C. There was 1.6 hours of sunshine (14%). The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
February 14 » The U.S. Navy commissions its first class of diesel-powered submarines.
March 5 » Italo-Turkish War: Italian forces are the first to use airships for military purposes, employing them for reconnaissance behind Turkish lines.
April 10 » RMS Titanic sets sail from Southampton, England on her maiden and only voyage.
June 4 » Massachusetts becomes the first state of the United States to set a minimum wage.
November 12 » The frozen bodies of Robert Scott and his men are found on the Ross Ice Shelf in Antarctica.
December 8 » Leaders of the German Empire hold an Imperial War Council to discuss the possibility that war might break out.
Day of marriage May 4, 1929
The temperature on May 4, 1929 was between -4.3 °C and 14.6 °C and averaged 7.4 °C. There was 0.1 mm of rain. There was 7.7 hours of sunshine (51%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from March 8, 1926 to August 10, 1929 the cabinet De Geer I, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 1 » The former municipalities of Point Grey, British Columbia and South Vancouver, British Columbia are amalgamated into Vancouver.
June 1 » The 1st Conference of the Communist Parties of Latin America is held in Buenos Aires.
June 8 » Margaret Bondfield is appointed Minister of Labour. She is the first woman appointed to the Cabinet of the United Kingdom.
July 24 » The Kellogg–Briand Pact, renouncing war as an instrument of foreign policy, goes into effect (it is first signed in Paris on August 27, 1928, by most leading world powers).
November 29 » U.S. Admiral Richard E. Byrd leads the first expedition to fly over the South Pole.
December 19 » The Indian National Congress promulgates the Purna Swaraj (the Declaration of the Independence of India).
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/I101280.php : accessed March 2, 2026), "Margje Koops (1912-)".
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