The temperature on November 15, 1910 was between 0.2 °C and 9.4 °C and averaged 4.7 °C. There was 3.9 hours of sunshine (44%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 13 » The first public radio broadcast takes place; a live performance of the operas Cavalleria rusticana and Pagliacci are sent out over the airwaves from the Metropolitan Opera House in New York.
May 11 » An act of the U.S. Congress establishes Glacier National Park in Montana.
June 17 » Aurel Vlaicu pilots an A. Vlaicu nr. 1 on its first flight.
October 20 » The hull of the RMSOlympic, sister-ship to the ill-fated RMS Titanic, is launched from the Harland and Wolff shipyard in Belfast.
December 3 » Modern neon lighting is first demonstrated by Georges Claude at the Paris Motor Show.
December 21 » An underground explosion at the Hulton Bank Colliery No. 3 Pit in Over Hulton, Westhoughton, England, kills 344 miners.
Day of marriage June 20, 1936
The temperature on June 20, 1936 was between 15.9 °C and 30.9 °C and averaged 24.0 °C. There was 13.9 hours of sunshine (83%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Peter de Jong, "Family tree Peter de Jong", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-peter-de-jong/I418.php : accessed March 15, 2026), "Bertha Hermina Dorothea "Bep" van Beckum (1910-)".
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