The temperature on April 15, 1910 was between 6.7 °C and 15.6 °C and averaged 11.4 °C. There was 1.2 mm of rain. There was 8.4 hours of sunshine (61%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 1 » Captain David Beatty is promoted to Rear admiral, and becomes the youngest admiral in the Royal Navy (except for Royal family members) since Horatio Nelson.
January 15 » Construction ends on the Buffalo Bill Dam in Wyoming, United States, which was the highest dam in the world at the time, at 325ft (99m).
June 25 » Igor Stravinsky's ballet The Firebird is premiered in Paris, bringing him to prominence as a composer.
September 22 » The Duke of York's Picture House opens in Brighton, now the oldest continually operating cinema in Britain.
October 6 » Eleftherios Venizelos is elected prime minister of Greece for the first of seven times.
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.
Day of marriage November 25, 1933
The temperature on November 25, 1933 was between -1.4 °C and 3.8 °C and averaged 1.7 °C. There was 4.0 hours of sunshine (48%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
In The Netherlands , there was from May 26, 1933 to July 31, 1935 the cabinet Colijn II, with Dr. H. Colijn (ARP) as prime minister.
February 10 » In round 13 of a boxing match at New York City's Madison Square Garden, Primo Carnera knocks out Ernie Schaaf. Schaaf dies four days later.
April 24 » Nazi Germany begins its persecution of Jehovah's Witnesses by shutting down the Watch Tower Society office in Magdeburg.
May 27 » The Walt Disney Company releases the cartoon Three Little Pigs, with its hit song "Who's Afraid of the Big Bad Wolf?"
July 6 » The first Major League Baseball All-Star Game is played in Chicago's Comiskey Park. The American League defeated the National League 4–2.
July 22 » Aviator Wiley Post returns to Floyd Bennett Field in New York City, completing the first solo flight around the world in seven days, 18 hours and 49 minutes.
September 21 » Salvador Lutteroth establishes Mexican professional wrestling.
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/I36627.php : accessed March 13, 2026), "Harmke Potter (1910-)".
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