The temperature on July 14, 1915 was between 11.8 °C and 19.4 °C and averaged 15.2 °C. There was 2.5 mm of rain. There was 6.9 hours of sunshine (42%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
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.
January 17 » Russia defeats Ottoman Turkey in the Battle of Sarikamish during the Caucasus Campaign of World War I.
May 1 » The RMSLusitania departs from New York City on her 202nd, and final, crossing of the North Atlantic. Six days later, the ship is torpedoed off the coast of Ireland with the loss of 1,198 lives.
May 9 » World War I: Second Battle of Artois between German and French forces.
July 16 » At Treasure Island on the Delaware River in the United States, the First Order of the Arrow ceremony takes place and the Order of the Arrow is founded to honor American Boy Scouts who best exemplify the Scout Oath and Law.
August 27 » Attempted assassination of Bishop Patrick Heffron, bishop of the Diocese of Winona by Rev. Louis M. Lesches.
November 25 » Albert Einstein presents the field equations of general relativity to the Prussian Academy of Sciences.
Day of marriage October 7, 1942
The temperature on October 7, 1942 was between 9.6 °C and 21.1 °C and averaged 14.6 °C. There was 1.3 mm of rain during 1.7 hours. There was 4.6 hours of sunshine (41%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. 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 » World War II: First use of an aircraft ejection seat by a German test pilot in a Heinkel He 280 jet fighter.
January 20 » World War II: At the Wannsee Conference held in the Berlin suburb of Wannsee, senior Nazi German officials discuss the implementation of the "Final Solution to the Jewish question".
March 14 » Anne Miller becomes the first American patient to be treated with penicillin, under the care of Orvan Hess and John Bumstead.
April 23 » World War II: Baedeker Blitz: German bombers hit Exeter, Bath and York in retaliation for the British raid on Lübeck.
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.
August 16 » World War II: A naval L-class blimp drifts in from the Pacific and eventually crashes in Daly City, California. The two-man crew cannot be found.
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/I21792.php : accessed March 11, 2026), "Hendrik Jonker (1915-)".
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