Family tree Klavers » Berend Ketelaar (1892-1941)

Day of marriage April 27, 1918

• The temperature on April 27, 1918 was between 7.9 °C and 13.4 °C and averaged 9.9 °C. There was 5.5 mm of rain. There was 1.5 hours of sunshine (10%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
• Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
• 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.
• In the year 1918: Source: Wikipedia
  • The Netherlands had about 6.6 million citizens.
  • February 5 » Stephen W. Thompson shoots down a German airplane; this is the first aerial victory by the U.S. military.
  • February 6 » British women over the age of 30 who meet minimum property qualifications, get the right to vote when Representation of the People Act 1918 is passed by Parliament.
  • May 2 » General Motors acquires the Chevrolet Motor Company of Delaware.
  • July 26 » Emmy Noether's paper, which became known as Noether's theorem was presented at Göttingen, Germany, from which conservation laws are deduced for symmetries of angular momentum, linear momentum, and energy.
  • October 1 » Sayid Abdullah becomes the last Khan of Khiva.
  • October 29 » The German High Seas Fleet is incapacitated when sailors mutiny on the night of the 29th-30th, an action which would trigger the German Revolution of 1918–19.

Day of death January 26, 1941

• The average temperature on January 26, 1941 was -1.4 °C. There was -0.1 hours of sunshine (0%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
• Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
• In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
• 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.
• In the year 1941: Source: Wikipedia
  • The Netherlands had about 8.9 million citizens.
  • January 17 » Franco-Thai War: Vichy French forces inflict a decisive defeat over the Royal Thai Navy.
  • March 2 » World War II: First German military units enter Bulgaria after it joins the Axis Pact.
  • July 16 » Joe DiMaggio hits safely for the 56th consecutive game, a streak that still stands as an MLB record.
  • September 4 » World War II: A German submarine makes the first attack of the war against a United States warship, the USSGreer.
  • October 31 » World War II: The destroyer USSReuben James is torpedoed by a German U-boat near Iceland, killing more than 100 U.S. Navy sailors. It is the first U.S. Navy vessel sunk by enemy action in WWII.
  • December 24 » World War II: Benghazi is conquered by the British Eighth Army.

Source: Wikipedia

• 1942 » Felix Hausdorff, German mathematician and academic (b. 1868)
• 1943 » Harry H. Laughlin, American sociologist and eugenicist (b. 1880)
• 1943 » Nikolai Vavilov, Russian botanist and geneticist (b. 1887)
• 1946 » Adriaan van Maanen, Dutch-American astronomer and academic (b. 1884)
• 1946 » Oskar Kallas, Estonian linguist and diplomat (b. 1868)
• 1947 » Grace Moore, American soprano and actress (b. 1898)