The temperature on May 20, 1910 was between 14.6 °C and 29.8 °C and averaged 21.8 °C. There was 11.4 hours of sunshine (72%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
March 1 » The deadliest avalanche in United States history buries a Great Northern Railway train in northeastern King County, Washington, killing 96 people.
March 28 » Henri Fabre becomes the first person to fly a seaplane, the Fabre Hydravion, after taking off from a water runway near Martigues, France.
July 15 » In his book Clinical Psychiatry, Emil Kraepelin gives a name to Alzheimer's disease, naming it after his colleague Alois Alzheimer.
October 20 » The hull of the RMSOlympic, sister-ship to the ill-fated RMS Titanic, is launched from the Harland and Wolff shipyard in Belfast.
November 7 » The first air freight shipment (from Dayton, Ohio, to Columbus, Ohio) is undertaken by the Wright brothers and department store owner Max Moorehouse.
November 23 » Johan Alfred Ander becomes the last person to be executed in Sweden.
Day of marriage May 9, 1936
The temperature on May 9, 1936 was between 10.0 °C and 20.3 °C and averaged 14.5 °C. There was 0.1 mm of rain during 0.2 hours. There was 3.6 hours of sunshine (23%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
February 10 » Second Italo-Abyssinian War: Italian troops launched the Battle of Amba Aradam against Ethiopian defenders.
February 29 » February 26 Incident in Tokyo ends.
April 6 » Tupelo–Gainesville tornado outbreak: Another tornado from the same storm system as the Tupelo tornado hits Gainesville, Georgia, killing 203.
July 23 » In Catalonia, Spain, the Unified Socialist Party of Catalonia is founded through the merger of Socialist and Communist parties.
September 10 » First World Individual Motorcycle Speedway Championship, Held at London's (England) Wembley Stadium
October 1 » Spanish Civil War: The Central Committee of Antifascist Militias of Catalonia dissolves itself, handing control of Catalan defence militias over to the Generalitat.
When copying data from this family tree, please include a reference to the origin: Erwin Strookappe, "Descendants Lavarne", database, Genealogy Online (https://www.genealogieonline.nl/parenteel-laverne/I27608.php : accessed June 15, 2024), "Derk Jan Vonkeman (1910-)".
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