The temperature on May 11, 1914 was between 6.1 °C and 13.5 °C and averaged 9.1 °C. There was 0.3 mm of rain. There was 0.9 hours of sunshine (6%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. 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.
April 9 » Mexican Revolution: One of the world's first naval/air skirmishes takes place off the coast of western Mexico.
May 15 » During a poker game at the Gaiety Theatre in Galesburg, Illinois, comedian Art Fisher nicknames Chicko, Harpo, Groucho, and Gummo Marx.
August 23 » World War I: Japan declares war on Germany.
August 26 » World War I: During the retreat from Mons, the British II Corps commanded by General Sir Horace Smith-Dorrien fought a vigorous and successful defensive action at Le Cateau.
September 17 » World War I: The Race to the Sea begins.
October 5 » World War I: An aircraft successfully destroys another aircraft with gunfire.
Day of marriage August 17, 1938
The temperature on August 17, 1938 was between 13.1 °C and 18.5 °C and averaged 15.5 °C. There was 0.8 mm of rain during 0.4 hours. There was 2.3 hours of sunshine (16%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
March 12 » Anschluss: German troops occupy and absorb Austria.
July 20 » The United States Department of Justice files suit in New York City against the motion picture industry charging violations of the Sherman Antitrust Act in regards to the studio system. The case would eventually result in a break-up of the industry in 1948.
July 28 » Hawaii Clipper disappears between Guam and Manila as the first loss of an airliner in trans-Pacific China Clipper service.
July 31 » Archaeologists discover engraved gold and silver plates from King Darius the Great in Persepolis.
November 16 » LSD is first synthesized by Albert Hofmann from ergotamine at the Sandoz Laboratories in Basel.
When copying data from this family tree, please include a reference to the origin: A. Petit, "Family tree Petit", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-petit/I21189.php : accessed February 17, 2026), "Hendrika Jacoba Janssen (1914-)".
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