The temperature on May 20, 1910 was between 14.6 °C and 29.8 °C and averaged 21.8 °C. There was 11.4 hours of sunshine (72%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. 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.
April 16 » The oldest existing indoor ice hockey arena still used for the sport in the 21st century, Boston Arena, opens for the first time.
May 31 » The South Africa Act comes into force, establishing the Union of South Africa.
June 25 » The United States Congress passes the Mann Act, which prohibits interstate transport of women or girls for “immoral purposes”; the ambiguous language would be used to selectively prosecute people for years to come.
September 26 » Indian journalist Swadeshabhimani Ramakrishna Pillai is arrested after publishing criticism of the government of Travancore and is exiled.
December 3 » Modern neon lighting is first demonstrated by Georges Claude at the Paris Motor Show.
Day of marriage May 9, 1936
The temperature on May 9, 1936 was between 10.0 °C and 20.3 °C and averaged 14.5 °C. There was 0.1 mm of rain during 0.2 hours. There was 3.6 hours of sunshine (23%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Erwin Strookappe, "Descendants Lavarne", database, Genealogy Online (https://www.genealogieonline.nl/parenteel-laverne/I27608.php : accessed June 16, 2024), "Derk Jan Vonkeman (1910-)".
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