February 11 » Anton Bruckner's 9th Symphony receives its first performance in Vienna, Austria.
June 16 » The Ford Motor Company is incorporated.
June 19 » Benito Mussolini, at the time a radical Socialist, is arrested by Bern police for advocating a violent general strike.
August 18 » German engineer Karl Jatho allegedly flies his self-made, motored gliding airplane four months before the first flight of the Wright brothers.
August 29 » The Slava, the last of the five Borodino-class battleships, is launched.
December 17 » The Wright brothers make the first controlled powered, heavier-than-air flight in the Wright Flyer at Kitty Hawk, North Carolina.
Day of marriage December 15, 1926
The temperature on December 15, 1926 was between -0.7 °C and 5.4 °C and averaged 2.2 °C. There was 6.2 hours of sunshine (80%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
January 8 » Crown Prince Nguyễn Phúc Vĩnh Thuỵ ascends the throne to become the last monarch of Vietnam.
May 9 » Admiral Richard E. Byrd and Floyd Bennett claim to have flown over the North Pole (later discovery of Byrd's diary appears to cast some doubt on the claim.)
May 18 » Evangelist Aimee Semple McPherson disappears in Venice, California.
May 28 » The 28 May 1926 coup d'état: Ditadura Nacional is established in Portugal to suppress the unrest of the First Republic.
August 6 » Gertrude Ederle becomes the first woman to swim across the English Channel.
November 11 » The United States Numbered Highway System is established.
Day of death May 9, 1956
The temperature on May 9, 1956 was between 6.7 °C and 20.4 °C and averaged 14.0 °C. There was 1.6 mm of rain during 1.4 hours. There was 3.9 hours of sunshine (25%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
January 4 » The Greek National Radical Union is formed by Konstantinos Karamanlis.
February 20 » The United States Merchant Marine Academy becomes a permanent Service Academy.
March 20 » Tunisia gains independence from France.
September 27 » USAF Captain Milburn G. Apt becomes the first person to exceed Mach 3. Shortly thereafter, the Bell X-2 goes out of control and Captain Apt is killed.
November 5 » Suez Crisis: British and French paratroopers land in Egypt after a week-long bombing campaign.
December 19 » Irish-born physician John Bodkin Adams is arrested in connection with the suspicious deaths of more than 160 patients. Eventually he is convicted only of minor charges.
When copying data from this family tree, please include a reference to the origin: Nico de Kunder, "Family tree De Kunder", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-de-kunder/I3313.php : accessed October 24, 2026), "Jan Pothof (1903-1956)".
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