The temperature on June 4, 1910 was between 10.2 °C and 22.8 °C and averaged 17.0 °C. There was 3.6 mm of rain. There was 6.8 hours of sunshine (41%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east. 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.
March 1 » The deadliest avalanche in United States history buries a Great Northern Railway train in northeastern King County, Washington, killing 96 people.
June 17 » Aurel Vlaicu pilots an A. Vlaicu nr. 1 on its first flight.
August 29 » The Japan–Korea Treaty of 1910, also known as the Japan–Korea Annexation Treaty, becomes effective, officially starting the period of Japanese rule in Korea.
October 15 » Airship America is launched from New Jersey in the first attempt to cross the Atlantic by a powered aircraft.
December 3 » Modern neon lighting is first demonstrated by Georges Claude at the Paris Motor Show.
When copying data from this family tree, please include a reference to the origin: Mark Drenth, "Family tree Drenth", database, Genealogy Online (https://www.genealogieonline.nl/drenth-stamboom/I105.php : accessed March 17, 2026), "Johanna Hendrika Harms (1890-????)".
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