The temperature on June 30, 1910 was between 11.1 °C and 17.1 °C and averaged 13.4 °C. There was 2.3 mm of rain. There was 5.0 hours of sunshine (30%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. 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).
May 31 » The South Africa Act comes into force, establishing the Union of South Africa.
July 4 » The Johnson–Jeffries riots occur after African-American boxer Jack Johnson knocks out white boxer Jim Jeffries in the 15th round. Between 11 and 26 people are killed and hundreds more injured.
October 14 » English aviator Claude Grahame-White lands his aircraft on Executive Avenue near the White House in Washington, D.C.
October 15 » Airship America is launched from New Jersey in the first attempt to cross the Atlantic by a powered aircraft.
When copying data from this family tree, please include a reference to the origin: Henri Roodveldt, "Het geslacht Roodveldt", database, Genealogy Online (https://www.genealogieonline.nl/het-geslacht-roodveldt/I1670.php : accessed May 13, 2024), "Betsy ELKAN (± 1872-????)".
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