The temperature on September 12, 1910 was between 8.4 °C and 17.8 °C and averaged 12.6 °C. There was 1.9 mm of rain. There was 2.2 hours of sunshine (17%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
July 16 » John Robertson Duigan makes the first flight of the Duigan pusher biplane, the first aircraft built in Australia.
October 1 » A large bomb destroys the Los Angeles Times building, killing 21.
October 6 » Eleftherios Venizelos is elected prime minister of Greece for the first of seven times.
October 15 » Airship America is launched from New Jersey in the first attempt to cross the Atlantic by a powered aircraft.
October 22 » Hawley Harvey Crippen (the first felon to be arrested with the help of radio) is convicted of poisoning his wife.
November 23 » Johan Alfred Ander becomes the last person to be executed in Sweden.
Day of death April 7, 1957
The temperature on April 7, 1957 was between 4.9 °C and 12.7 °C and averaged 8.0 °C. There was 8.2 hours of sunshine (62%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
January 14 » Kripalu Maharaj was named fifth Jagadguru (world teacher) after giving seven days of speeches before 500 Hindu scholars.
January 23 » American inventor Walter Frederick Morrison sells the rights to his flying disc to the Wham-O toy company, which later renames it the "Frisbee".
February 22 » Ngô Đình Diệm of South Vietnam survives a communist shooting assassination attempt in Buôn Ma Thuột.
March 4 » The S&P 500 stock market index is introduced, replacing the S&P 90.
March 8 » Egypt re-opens the Suez Canal after the Suez Crisis.
October 10 » The Windscale fire results in Britain's worst nuclear accident.
When copying data from this family tree, please include a reference to the origin: Gijsbertus Cornelis (Bert) Severijn, "Family tree Severijn", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-severijn/I13286.php : accessed February 2, 2026), "Anna Marie de Vries (1910-1957)".
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