The temperature on May 16, 1910 was between 6.6 °C and 20.5 °C and averaged 14.3 °C. There was 12.9 hours of sunshine (82%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
March 1 » The deadliest avalanche in United States history buries a Great Northern Railway train in northeastern King County, Washington, killing 96 people.
March 3 » Rockefeller Foundation: John D. Rockefeller Jr. announces his retirement from managing his businesses so that he can devote all his time to philanthropy.
June 25 » Igor Stravinsky's ballet The Firebird is premiered in Paris, bringing him to prominence as a composer.
July 16 » John Robertson Duigan makes the first flight of the Duigan pusher biplane, the first aircraft built in Australia.
November 21 » Sailors on board Brazil's warships including the Minas Gerais, São Paulo, and Bahia, violently rebel in what is now known as the Revolta da Chibata (Revolt of the Lash).
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: Dirk Ham, "Family tree Ham en Dallinga", database, Genealogy Online (https://www.genealogieonline.nl/ham-stamboom/I9454.php : accessed February 19, 2026), "Elbertus Hendrik Röfekamp (1910-)".
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