The temperature on August 17, 1909 was between 14.7 °C and 21.5 °C and averaged 17.4 °C. There was 6.2 mm of rain. There was 5.4 hours of sunshine (37%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
January 28 » United States troops leave Cuba with the exception of Guantanamo Bay Naval Base after being there since the Spanish–American War.
February 23 » The AEA Silver Dart makes the first powered flight in Canada and the British Empire.
March 10 » By signing the Anglo-Siamese Treaty of 1909, Thailand relinquishes its sovereignty over the Malay states of Kedah, Kelantan, Perlis and Terengganu, which become British protectorates.
April 18 » Joan of Arc is beatified in Rome.
July 25 » Louis Blériot makes the first flight across the English Channel in a heavier-than-air machine from Calais to Dover, England, United Kingdom in 37 minutes.
September 23 » The novel Le Fantôme de l'Opéra (The Phantom of the Opera), by Gaston Leroux, is published as a serialization in Le Gaulois.
Day of marriage July 6, 1938
The temperature on July 6, 1938 was between 9.0 °C and 18.5 °C and averaged 13.6 °C. There was 27.1 mm of rain during 3.3 hours. There was 7.2 hours of sunshine (43%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
April 10 » The 1938 German parliamentary election and referendum seeks approval for a single list of Nazi candidates and the recent annexation of Austria.
April 25 » U.S. Supreme Court delivers its opinion in Erie Railroad Co. v. Tompkins and overturns a century of federal common law.
June 11 » Second Sino-Japanese War: The Battle of Wuhan starts.
June 25 » Dr. Douglas Hyde is inaugurated as the first President of Ireland.
September 5 » Chile: A group of youths affiliated with the fascist National Socialist Movement of Chile are executed after surrendering during a failed coup.
November 14 » The Lions Gate Bridge, connecting Vancouver to the North Shore region, opens to traffic.
When copying data from this family tree, please include a reference to the origin: Jan Kaper, "Family tree Kaper", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kaper/I75337.php : accessed February 22, 2026), "Johannes Wilhelmus van der Heijden (1909-)".
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